#DD3D1C
Closest named color: Tomato Red (#EC2D01). oklch(59.6% 0.202 33.1), rgb(221, 61, 28).
Aa
Black text reads best on this color (4.75:1).
About this color
#DD3D1C is a medium-dark, vivid red. In OKLCH its lightness is 60%, its chroma 0.202 and its hue 33°. Its hue sits on the warm side of the wheel. The nearest named color is Tomato Red (#EC2D01), ΔE 0.029 away. Black text reads best on it, at 4.75:1.
| Hue family | Reds |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.202) |
| Temperature | warm |
| Nearest name | Tomato Red (#EC2D01) |
| Black text | 4.75:1 |
| White text | 4.41:1 |
Values
| HEX | #DD3D1C |
| RGB | rgb(221, 61, 28) |
| HSL | hsl(10, 78%, 49%) |
| OKLCH | oklch(59.6% 0.202 33.1) |
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 #DD3D1C | 4.41:1 | AA large text | Lc -74.7 | Content text, not long reading |
| Black text on #DD3D1C | 4.75:1 | AA | Lc 34.9 | Non-text elements, placeholder text |
| #DD3D1C text on white | 4.41:1 | AA large text | Lc 69.2 | Content text, not long reading |
| #DD3D1C text on black | 4.75:1 | AA | Lc -32.5 | 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 500.
-
Step 50
50
#FEF2F0
oklch(97% 0.013 28.9)
-
Step 100
100
#FCE4DE
oklch(93.7% 0.028 34.3)
-
Step 200
200
#FBCDC2
oklch(88.5% 0.055 33.7)
-
Step 300
300
#F9A997
oklch(80.8% 0.099 33.2)
-
Step 400
400
#F2775D
oklch(70.7% 0.157 33.3)
-
Step 500
500 (this color)
#DD3D1C
oklch(59.6% 0.202 33.1)
-
Step 600
600
#D02B00
oklch(55.7% 0.205 33.2)
-
Step 700
700
#B02300
oklch(49.2% 0.18 33.2)
-
Step 800
800
#911B00
oklch(42.6% 0.157 33.2)
-
Step 900
900
#781A06
oklch(37.7% 0.131 33.2)
-
Step 950
950
#471207
oklch(27.1% 0.083 33.7)
#DD3D1C 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) | #6E6114 | 0.212 |
| Deuteranopia (no green cones) | #96850F | 0.191 |
| Tritanopia (no blue cones) | #F40038 | 0.064 |
| Achromatopsia (no color) | #787878 | 0.203 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #DD3D1C
#DD3D1C
oklch(59.6% 0.202 33.1)
- #008FA4
#008FA4
oklch(59.7% 0.104 212.7)
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 #DD3D1C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tomato Red #EC2D01 ΔE 0.029
- Deep Orange #DC4D01 ΔE 0.030
- Imperial Red #E63946 ΔE 0.043
- Vermillion #F4320C ΔE 0.043
- Faded Red #D3494E ΔE 0.046
- Pale Red #D9544D ΔE 0.047
- Dark Coral #CF524E ΔE 0.050
- Red Pantone #EF233C ΔE 0.052
Use #DD3D1C 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.