#CB3478
Closest named color: Dark Pink (#CB416B). oklch(57.4% 0.194 358), rgb(203, 52, 120).
Aa
White text reads best on this color (4.88:1).
About this color
#CB3478 is a medium-dark, vivid red. In OKLCH its lightness is 57%, its chroma 0.194 and its hue 358°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Pink (#CB416B), ΔE 0.033 away. White text reads best on it, at 4.88:1.
| Hue family | Reds |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.194) |
| Temperature | warm |
| Nearest name | Dark Pink (#CB416B) |
| Black text | 4.30:1 |
| White text | 4.88:1 |
Values
| HEX | #CB3478 |
| RGB | rgb(203, 52, 120) |
| HSL | hsl(333, 59%, 50%) |
| OKLCH | oklch(57.4% 0.194 358) |
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 #CB3478 | 4.88:1 | AA | Lc -78.0 | Fine for body text |
| Black text on #CB3478 | 4.30:1 | AA large text | Lc 31.5 | Non-text elements, placeholder text |
| #CB3478 text on white | 4.88:1 | AA | Lc 72.6 | Content text, not long reading |
| #CB3478 text on black | 4.30:1 | AA large text | Lc -29.1 | 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
#FDF2F5
oklch(97.1% 0.012 358.8)
-
Step 100
100
#F9E3EA
oklch(93.6% 0.026 356.3)
-
Step 200
200
#F5CCD9
oklch(88.4% 0.049 357.1)
-
Step 300
300
#F0A9C0
oklch(80.9% 0.088 358.2)
-
Step 400
400
#E579A0
oklch(70.8% 0.14 358.3)
-
Step 500
500
#D95089
oklch(63% 0.179 357.8)
-
Step 600
600 (this color)
#CB3478
oklch(57.4% 0.194 358)
-
Step 700
700
#A91D60
oklch(49% 0.181 358)
-
Step 800
800
#8A1C4F
oklch(42.8% 0.15 357.9)
-
Step 900
900
#6F1F41
oklch(37.7% 0.117 358.3)
-
Step 950
950
#411426
oklch(27% 0.073 358.3)
#CB3478 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) | #545F7A | 0.218 |
| Deuteranopia (no green cones) | #7D7B75 | 0.195 |
| Tritanopia (no blue cones) | #DC1E52 | 0.061 |
| Achromatopsia (no color) | #717171 | 0.196 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CB3478
#CB3478
oklch(57.4% 0.194 358)
- #008C79
#008C79
oklch(57.3% 0.105 178.7)
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 #CB3478, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Pink #CB416B ΔE 0.033
- Dark Hot Pink #D90166 ΔE 0.042
- Deep Rose #C74767 ΔE 0.045
- Medium Violet Red #C71585 ΔE 0.046
- Cerise #DE0C62 ΔE 0.049
- Lipstick #D5174E ΔE 0.061
- Dark Rose #B5485D ΔE 0.068
- Ruby #CA0147 ΔE 0.070
Use #CB3478 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.