#990002

Closest named color: Blood Red (#980002). oklch(42.9% 0.176 28.9), rgb(153, 0, 2).

Aa

White text reads best on this color (8.91:1).

About this color

#990002 is a dark, vivid red. In OKLCH its lightness is 43%, its chroma 0.176 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Blood Red (#980002), ΔE 0.002 away. White text reads best on it, at 8.91:1.

Hue familyReds
Lightnessdark (43%)
Chromavivid (0.176)
Temperaturewarm
Nearest nameBlood Red (#980002)
Black text2.35:1
White text8.91:1

Values

HEX#990002
RGBrgb(153, 0, 2)
HSLhsl(359, 100%, 30%)
OKLCHoklch(42.9% 0.176 28.9)

Contrast

WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.

PairWCAG 2ResultAPCAAPCA guidance
White text on #990002 8.91:1 AAA Lc -92.5 Preferred for body text
Black text on #990002 2.35:1 Fails Lc 16.2 Dividers and decoration only
#990002 text on white 8.91:1 AAA Lc 87.8 Fine for body text
#990002 text on black 2.35:1 Fails Lc -14.3 Not readable

Tints and shades

A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 800.

  1. Step 50

    50

    #FFF2F0

    oklch(97.1% 0.014 28)

  2. Step 100

    100

    #FDE3DF

    oklch(93.6% 0.029 28.1)

  3. Step 200

    200

    #FDCCC4

    oklch(88.6% 0.057 29)

  4. Step 300

    300

    #FCA79A

    oklch(80.9% 0.103 29)

  5. Step 400

    400

    #F67263

    oklch(70.7% 0.165 28.5)

  6. Step 500

    500

    #EE4235

    oklch(63.2% 0.211 28.8)

  7. Step 600

    600

    #D90004

    oklch(55.6% 0.228 28.9)

  8. Step 700

    700

    #B80003

    oklch(49.2% 0.201 28.9)

  9. Step 800

    800 (this color)

    #990002

    oklch(42.9% 0.176 28.9)

  10. Step 900

    900

    #7A140F

    oklch(37.7% 0.137 28.7)

  11. Step 950

    950

    #480F0B

    oklch(27% 0.087 28.4)

Export this scale for Tailwind in the Tailwind colors tool

#990002 with color blindness

Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.

VisionSeen asShift (ΔE)
Protanopia (no red cones)#3E36000.194
Deuteranopia (no green cones)#6054000.170
Tritanopia (no blue cones)#AA00060.037
Achromatopsia (no color)#4A4A4A0.177

Harmonies

Hue rotations in OKLCH that keep this color's lightness and chroma.

Complementary

The opposite hue (180°).

  • #990002

    #990002

    oklch(42.9% 0.176 28.9)

  • #005A65

    #005A65

    oklch(42.8% 0.074 209.1)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #990002

    #990002

    oklch(42.9% 0.176 28.9)

  • #92004E

    #92004E

    oklch(42.8% 0.174 358.5)

  • #773F00

    #773F00

    oklch(42.9% 0.101 59.1)

Open the analogous palette in the generator

Split complementary

The two hues beside the complement (150° and 210°).

  • #990002

    #990002

    oklch(42.9% 0.176 28.9)

  • #005D50

    #005D50

    oklch(42.8% 0.078 178.9)

  • #00557E

    #00557E

    oklch(42.8% 0.097 239.2)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #990002

    #990002

    oklch(42.9% 0.176 28.9)

  • #006126

    #006126

    oklch(43% 0.122 148.9)

  • #2B40AE

    #2B40AE

    oklch(42.9% 0.176 269.1)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #990002

    #990002

    oklch(42.9% 0.176 28.9)

  • #4A5700

    #4A5700

    oklch(43% 0.101 119.2)

  • #005A65

    #005A65

    oklch(42.8% 0.074 209.1)

  • #5F2CA0

    #5F2CA0

    oklch(42.8% 0.176 298.7)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #990002, closest first.

Similar named colors

The eight closest entries in our named color list, with their ΔE distance.

Use #990002 in your product

Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.