#CB3D5B
Closest named color: Deep Rose (#C74767). oklch(57.4% 0.178 12.5), rgb(203, 61, 91).
Aa
White text reads best on this color (4.81:1).
About this color
#CB3D5B is a medium-dark, vivid red. In OKLCH its lightness is 57%, its chroma 0.178 and its hue 13°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Rose (#C74767), ΔE 0.020 away. White text reads best on it, at 4.81:1.
| Hue family | Reds |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.178) |
| Temperature | warm |
| Nearest name | Deep Rose (#C74767) |
| Black text | 4.35:1 |
| White text | 4.81:1 |
Values
| HEX | #CB3D5B |
| RGB | rgb(203, 61, 91) |
| HSL | hsl(347, 58%, 52%) |
| OKLCH | oklch(57.4% 0.178 12.5) |
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 #CB3D5B | 4.81:1 | AA | Lc -77.8 | Fine for body text |
| Black text on #CB3D5B | 4.35:1 | AA large text | Lc 31.8 | Non-text elements, placeholder text |
| #CB3D5B text on white | 4.81:1 | AA | Lc 72.3 | Content text, not long reading |
| #CB3D5B text on black | 4.35:1 | AA large text | Lc -29.4 | 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
#FDF3F3
oklch(97.2% 0.011 17.3)
-
Step 100
100
#F9E4E5
oklch(93.6% 0.023 14.3)
-
Step 200
200
#F5CED1
oklch(88.5% 0.044 12.8)
-
Step 300
300
#EFACB2
oklch(80.9% 0.079 13)
-
Step 400
400
#E47D8A
oklch(70.7% 0.127 12.8)
-
Step 500
500
#D9576E
oklch(63.1% 0.164 12.3)
-
Step 600
600 (this color)
#CB3D5B
oklch(57.4% 0.178 12.5)
-
Step 700
700
#A92746
oklch(49% 0.166 12.5)
-
Step 800
800
#89233A
oklch(42.6% 0.137 12.2)
-
Step 900
900
#6F2332
oklch(37.7% 0.108 12.1)
-
Step 950
950
#41161D
oklch(27% 0.067 12.8)
#CB3D5B 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) | #615F5B | 0.197 |
| Deuteranopia (no green cones) | #857D57 | 0.182 |
| Tritanopia (no blue cones) | #DE1D49 | 0.045 |
| Achromatopsia (no color) | #727272 | 0.180 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CB3D5B
#CB3D5B
oklch(57.4% 0.178 12.5)
- #008B88
#008B88
oklch(57.5% 0.099 192.1)
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 #CB3D5B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Rose #C74767 ΔE 0.020
- Dark Pink #CB416B ΔE 0.022
- Faded Red #D3494E ΔE 0.038
- Lipstick #D5174E ΔE 0.039
- Dark Rose #B5485D ΔE 0.042
- Dusty Red #B9484E ΔE 0.043
- Dull Red #BB3F3F ΔE 0.049
- Dark Coral #CF524E ΔE 0.050
Use #CB3D5B 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.