#CD3142
Closest named color: Crimson (#DC143C). oklch(56.2% 0.191 20.5), rgb(205, 49, 66).
Aa
White text reads best on this color (5.10:1).
About this color
#CD3142 is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.191 and its hue 20°. Its hue sits on the warm side of the wheel. The nearest named color is Crimson (#DC143C), ΔE 0.032 away. White text reads best on it, at 5.10:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.191) |
| Temperature | warm |
| Nearest name | Crimson (#DC143C) |
| Black text | 4.11:1 |
| White text | 5.10:1 |
Values
| HEX | #CD3142 |
| RGB | rgb(205, 49, 66) |
| HSL | hsl(353, 61%, 50%) |
| OKLCH | oklch(56.2% 0.191 20.5) |
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 #CD3142 | 5.10:1 | AA | Lc -79.2 | Fine for body text |
| Black text on #CD3142 | 4.11:1 | AA large text | Lc 30.3 | Non-text elements, placeholder text |
| #CD3142 text on white | 5.10:1 | AA | Lc 73.8 | Content text, not long reading |
| #CD3142 text on black | 4.11:1 | AA large text | Lc -27.9 | Dividers and decoration only |
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
#FDF3F2
oklch(97.2% 0.011 24.3)
-
Step 100
100
#FAE4E3
oklch(93.6% 0.024 20.7)
-
Step 200
200
#F7CDCC
oklch(88.4% 0.048 19.7)
-
Step 300
300
#F3ABA9
oklch(80.9% 0.085 20.9)
-
Step 400
400
#EA7A7C
oklch(70.7% 0.138 20.1)
-
Step 500
500
#E0525A
oklch(63.1% 0.177 20.5)
-
Step 600
600 (this color)
#CD3142
oklch(56.2% 0.191 20.5)
-
Step 700
700
#AF1F32
oklch(49.1% 0.177 20.7)
-
Step 800
800
#8E1D2A
oklch(42.6% 0.147 20.5)
-
Step 900
900
#722026
oklch(37.6% 0.115 20.6)
-
Step 950
950
#431417
oklch(26.9% 0.073 19.7)
#CD3142 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) | #5F5941 | 0.210 |
| Deuteranopia (no green cones) | #867A3D | 0.192 |
| Tritanopia (no blue cones) | #E10039 | 0.042 |
| Achromatopsia (no color) | #6E6E6E | 0.193 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CD3142
#CD3142
oklch(56.2% 0.191 20.5)
- #00858B
#00858B
oklch(56.1% 0.095 200.4)
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 #CD3142, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Crimson #DC143C ΔE 0.032
- Cherry #CF0234 ΔE 0.033
- Lipstick #D5174E ΔE 0.034
- Dull Red #BB3F3F ΔE 0.037
- Faded Red #D3494E ΔE 0.040
- Ruby #CA0147 ΔE 0.043
- Dusty Red #B9484E ΔE 0.045
- Deep Rose #C74767 ΔE 0.050
Use #CD3142 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.