#CB3754
Closest named color: Deep Rose (#C74767). oklch(56.7% 0.184 14.3), rgb(203, 55, 84).
Aa
White text reads best on this color (4.98:1).
About this color
#CB3754 is a medium-dark, vivid red. In OKLCH its lightness is 57%, its chroma 0.184 and its hue 14°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Rose (#C74767), ΔE 0.030 away. White text reads best on it, at 4.98:1.
| Hue family | Reds |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.184) |
| Temperature | warm |
| Nearest name | Deep Rose (#C74767) |
| Black text | 4.21:1 |
| White text | 4.98:1 |
Values
| HEX | #CB3754 |
| RGB | rgb(203, 55, 84) |
| HSL | hsl(348, 59%, 51%) |
| OKLCH | oklch(56.7% 0.184 14.3) |
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 #CB3754 | 4.98:1 | AA | Lc -78.7 | Fine for body text |
| Black text on #CB3754 | 4.21:1 | AA large text | Lc 30.9 | Non-text elements, placeholder text |
| #CB3754 text on white | 4.98:1 | AA | Lc 73.2 | Content text, not long reading |
| #CB3754 text on black | 4.21:1 | AA large text | Lc -28.5 | 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
#FAE4E5
oklch(93.7% 0.024 14.4)
-
Step 200
200
#F6CDD0
oklch(88.4% 0.046 13.1)
-
Step 300
300
#F1ABB0
oklch(80.9% 0.083 14.3)
-
Step 400
400
#E77B87
oklch(70.7% 0.133 14.1)
-
Step 500
500
#DC5569
oklch(63.1% 0.169 14.5)
-
Step 600
600 (this color)
#CB3754
oklch(56.7% 0.184 14.3)
-
Step 700
700
#AC2342
oklch(49.2% 0.172 14.1)
-
Step 800
800
#8B2036
oklch(42.6% 0.142 14.2)
-
Step 900
900
#70222F
oklch(37.7% 0.11 14.4)
-
Step 950
950
#42151C
oklch(27% 0.07 13.7)
#CB3754 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) | #5E5C54 | 0.205 |
| Deuteranopia (no green cones) | #847B50 | 0.188 |
| Tritanopia (no blue cones) | #DE0643 | 0.045 |
| Achromatopsia (no color) | #707070 | 0.185 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CB3754
#CB3754
oklch(56.7% 0.184 14.3)
- #008887
#008887
oklch(56.7% 0.097 193.9)
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 #CB3754, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Rose #C74767 ΔE 0.030
- Dark Pink #CB416B ΔE 0.031
- Lipstick #D5174E ΔE 0.032
- Faded Red #D3494E ΔE 0.040
- Dusty Red #B9484E ΔE 0.043
- Crimson #DC143C ΔE 0.043
- Ruby #CA0147 ΔE 0.044
- Dull Red #BB3F3F ΔE 0.044
Use #CB3754 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.