#820405

Closest named color: Maroon (#800000). oklch(38.3% 0.154 28.6), rgb(130, 4, 5).

Aa

White text reads best on this color (10.66:1).

About this color

#820405 is a dark, vivid red. In OKLCH its lightness is 38%, its chroma 0.154 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Maroon (#800000), ΔE 0.007 away. White text reads best on it, at 10.66:1.

Hue familyReds
Lightnessdark (38%)
Chromavivid (0.154)
Temperaturewarm
Nearest nameMaroon (#800000)
Black text1.96:1
White text10.66:1

Values

HEX#820405
RGBrgb(130, 4, 5)
HSLhsl(360, 94%, 26%)
OKLCHoklch(38.3% 0.154 28.6)

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 #820405 10.66:1 AAA Lc -96.7 Preferred for body text
Black text on #820405 1.96:1 Fails Lc 11.4 Not readable
#820405 text on white 10.66:1 AAA Lc 92.5 Preferred for body text
#820405 text on black 1.96:1 Fails Lc -9.9 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 900.

  1. Step 50

    50

    #FFF2F0

    oklch(97.1% 0.014 28)

  2. Step 100

    100

    #FFE2DE

    oklch(93.5% 0.033 27.1)

  3. Step 200

    200

    #FFCBC3

    oklch(88.6% 0.06 28.4)

  4. Step 300

    300

    #FFA599

    oklch(80.8% 0.109 28)

  5. Step 400

    400

    #FF6A5A

    oklch(70.7% 0.185 28.7)

  6. Step 500

    500

    #F82C25

    oklch(63.1% 0.236 28.5)

  7. Step 600

    600

    #D90009

    oklch(55.6% 0.228 28.5)

  8. Step 700

    700

    #B80006

    oklch(49.2% 0.201 28.5)

  9. Step 800

    800

    #980004

    oklch(42.7% 0.175 28.5)

  10. Step 900

    900 (this color)

    #820405

    oklch(38.3% 0.154 28.6)

  11. Step 950

    950

    #4C0906

    oklch(27.1% 0.098 28.8)

Export this scale for Tailwind in the Tailwind colors tool

#820405 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)#342D020.170
Deuteranopia (no green cones)#5147000.151
Tritanopia (no blue cones)#9000080.031
Achromatopsia (no color)#3E3E3E0.155

Harmonies

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

Complementary

The opposite hue (180°).

  • #820405

    #820405

    oklch(38.3% 0.154 28.6)

  • #004D56

    #004D56

    oklch(38.4% 0.066 208.2)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #820405

    #820405

    oklch(38.3% 0.154 28.6)

  • #7D0242

    #7D0242

    oklch(38.4% 0.155 358.6)

  • #663500

    #663500

    oklch(38.4% 0.091 58.9)

Open the analogous palette in the generator

Split complementary

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

  • #820405

    #820405

    oklch(38.3% 0.154 28.6)

  • #004F44

    #004F44

    oklch(38.3% 0.07 179.3)

  • #00486B

    #00486B

    oklch(38.2% 0.086 238.7)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #820405

    #820405

    oklch(38.3% 0.154 28.6)

  • #00521E

    #00521E

    oklch(38.3% 0.109 148.5)

  • #233794

    #233794

    oklch(38.4% 0.154 268.6)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #820405

    #820405

    oklch(38.3% 0.154 28.6)

  • #3F4900

    #3F4900

    oklch(38.3% 0.089 118.3)

  • #004D56

    #004D56

    oklch(38.4% 0.066 208.2)

  • #502688

    #502688

    oklch(38.3% 0.154 298.4)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #820405, closest first.

Similar named colors

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

Use #820405 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.