#DD2B10
Closest named color: Tomato Red (#EC2D01). oklch(58.1% 0.215 31.4), rgb(221, 43, 16).
Aa
White text reads best on this color (4.74:1).
About this color
#DD2B10 is a medium-dark, vivid red. In OKLCH its lightness is 58%, its chroma 0.215 and its hue 31°. Its hue sits on the warm side of the wheel. The nearest named color is Tomato Red (#EC2D01), ΔE 0.031 away. White text reads best on it, at 4.74:1.
| Hue family | Reds |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.215) |
| Temperature | warm |
| Nearest name | Tomato Red (#EC2D01) |
| Black text | 4.42:1 |
| White text | 4.74:1 |
Values
| HEX | #DD2B10 |
| RGB | rgb(221, 43, 16) |
| HSL | hsl(8, 86%, 46%) |
| OKLCH | oklch(58.1% 0.215 31.4) |
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.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #DD2B10 | 4.74:1 | AA | Lc -76.5 | Fine for body text |
| Black text on #DD2B10 | 4.42:1 | AA large text | Lc 33.0 | Non-text elements, placeholder text |
| #DD2B10 text on white | 4.74:1 | AA | Lc 71.1 | Content text, not long reading |
| #DD2B10 text on black | 4.42:1 | AA large text | Lc -30.6 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#FEF2F0
oklch(97% 0.013 28.9)
-
Step 100
100
#FCE4DF
oklch(93.7% 0.027 31.7)
-
Step 200
200
#FBCDC4
oklch(88.6% 0.054 31)
-
Step 300
300
#F9A99A
oklch(80.9% 0.098 31)
-
Step 400
400
#F17762
oklch(70.7% 0.154 31.3)
-
Step 500
500
#E84B33
oklch(63% 0.197 31.5)
-
Step 600
600 (this color)
#DD2B10
oklch(58.1% 0.215 31.4)
-
Step 700
700
#B31900
oklch(49.1% 0.189 31.4)
-
Step 800
800
#941200
oklch(42.6% 0.165 31.3)
-
Step 900
900
#771B0D
oklch(37.7% 0.129 31.6)
-
Step 950
950
#46120A
oklch(26.9% 0.081 31.5)
#DD2B10 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.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #675A05 | 0.230 |
| Deuteranopia (no green cones) | #918100 | 0.208 |
| Tritanopia (no blue cones) | #F40029 | 0.050 |
| Achromatopsia (no color) | #737373 | 0.217 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #DD2B10
#DD2B10
oklch(58.1% 0.215 31.4)
- #008A9D
#008A9D
oklch(58.1% 0.101 211.6)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #DD2B10, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tomato Red #EC2D01 ΔE 0.031
- Crimson #DC143C ΔE 0.045
- Imperial Red #E63946 ΔE 0.047
- Vermillion #F4320C ΔE 0.049
- Red Pantone #EF233C ΔE 0.049
- Deep Orange #DC4D01 ΔE 0.049
- Faded Red #D3494E ΔE 0.055
- Cherry Red #F7022A ΔE 0.055
Use #DD2B10 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.