#C9145C
Closest named color: Ruby (#CA0147). oklch(54.3% 0.209 6.3), rgb(201, 20, 92).
Aa
White text reads best on this color (5.61:1).
About this color
#C9145C is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.209 and its hue 6°. Its hue sits on the warm side of the wheel. The nearest named color is Ruby (#CA0147), ΔE 0.028 away. White text reads best on it, at 5.61:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.209) |
| Temperature | warm |
| Nearest name | Ruby (#CA0147) |
| Black text | 3.73:1 |
| White text | 5.61:1 |
Values
| HEX | #C9145C |
| RGB | rgb(201, 20, 92) |
| HSL | hsl(336, 82%, 43%) |
| OKLCH | oklch(54.3% 0.209 6.3) |
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 #C9145C | 5.61:1 | AA | Lc -81.3 | Fine for body text |
| Black text on #C9145C | 3.73:1 | AA large text | Lc 28.1 | Dividers and decoration only |
| #C9145C text on white | 5.61:1 | AA | Lc 76.0 | Fine for body text |
| #C9145C text on black | 3.73:1 | AA large text | Lc -25.8 | 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
#FEF2F4
oklch(97.1% 0.013 5.8)
-
Step 100
100
#FBE3E7
oklch(93.6% 0.027 6.2)
-
Step 200
200
#F9CBD4
oklch(88.4% 0.053 5.1)
-
Step 300
300
#F6A7B7
oklch(80.9% 0.095 6.1)
-
Step 400
400
#ED7492
oklch(70.7% 0.151 6.1)
-
Step 500
500
#E34877
oklch(63.1% 0.193 6.2)
-
Step 600
600 (this color)
#C9145C
oklch(54.3% 0.209 6.3)
-
Step 700
700
#B2064F
oklch(49.2% 0.195 6.4)
-
Step 800
800
#901041
oklch(42.7% 0.161 6.2)
-
Step 900
900
#741937
oklch(37.7% 0.126 6.1)
-
Step 950
950
#441120
oklch(26.9% 0.079 6.3)
#C9145C 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) | #4D515D | 0.237 |
| Deuteranopia (no green cones) | #7A7458 | 0.214 |
| Tritanopia (no blue cones) | #DC0038 | 0.061 |
| Achromatopsia (no color) | #676767 | 0.211 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C9145C
#C9145C
oklch(54.3% 0.209 6.3)
- #008178
#008178
oklch(54.3% 0.095 186.3)
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 #C9145C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ruby #CA0147 ΔE 0.028
- Dark Hot Pink #D90166 ΔE 0.034
- Lipstick #D5174E ΔE 0.034
- Cerise #DE0C62 ΔE 0.042
- Rose Red #BE013C ΔE 0.048
- Dark Pink #CB416B ΔE 0.052
- Cherry #CF0234 ΔE 0.053
- Raspberry #B00149 ΔE 0.060
Use #C9145C 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.