#D33A3A
Closest named color: Faded Red (#D3494E). oklch(57.9% 0.19 25.4), rgb(211, 58, 58).
Aa
White text reads best on this color (4.73:1).
About this color
#D33A3A is a medium-dark, vivid red. In OKLCH its lightness is 58%, its chroma 0.190 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Faded Red (#D3494E), ΔE 0.027 away. White text reads best on it, at 4.73:1.
| Hue family | Reds |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.190) |
| Temperature | warm |
| Nearest name | Faded Red (#D3494E) |
| Black text | 4.43:1 |
| White text | 4.73:1 |
Values
| HEX | #D33A3A |
| RGB | rgb(211, 58, 58) |
| HSL | hsl(0, 63%, 53%) |
| OKLCH | oklch(57.9% 0.19 25.4) |
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 #D33A3A | 4.73:1 | AA | Lc -77.0 | Fine for body text |
| Black text on #D33A3A | 4.43:1 | AA large text | Lc 32.5 | Non-text elements, placeholder text |
| #D33A3A text on white | 4.73:1 | AA | Lc 71.5 | Content text, not long reading |
| #D33A3A text on black | 4.43:1 | AA large text | Lc -30.1 | 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
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#FAE4E1
oklch(93.6% 0.025 26.9)
-
Step 200
200
#F7CEC9
oklch(88.5% 0.047 26.2)
-
Step 300
300
#F3ABA4
oklch(80.8% 0.086 25.3)
-
Step 400
400
#EA7C74
oklch(70.8% 0.137 25.4)
-
Step 500
500
#DF544F
oklch(63% 0.175 25.5)
-
Step 600
600 (this color)
#D33A3A
oklch(57.9% 0.19 25.4)
-
Step 700
700
#AF2126
oklch(49.1% 0.177 25.3)
-
Step 800
800
#8E1F21
oklch(42.7% 0.147 25.2)
-
Step 900
900
#722120
oklch(37.6% 0.114 25.1)
-
Step 950
950
#431513
oklch(26.9% 0.072 25.6)
#D33A3A 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) | #675E38 | 0.205 |
| Deuteranopia (no green cones) | #8D7F35 | 0.187 |
| Tritanopia (no blue cones) | #E8003C | 0.051 |
| Achromatopsia (no color) | #737373 | 0.192 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D33A3A
#D33A3A
oklch(57.9% 0.19 25.4)
- #008A96
#008A96
oklch(57.8% 0.099 205.6)
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 #D33A3A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Red #D3494E ΔE 0.027
- Crimson #DC143C ΔE 0.038
- Dark Coral #CF524E ΔE 0.039
- Imperial Red #E63946 ΔE 0.040
- Dull Red #BB3F3F ΔE 0.046
- Pale Red #D9544D ΔE 0.047
- Cherry #CF0234 ΔE 0.050
- Lipstick #D5174E ΔE 0.051
Use #D33A3A 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.