#C9015E
Closest named color: Ruby (#CA0147). oklch(53.8% 0.216 4.7), rgb(201, 1, 94).
Aa
White text reads best on this color (5.75:1).
About this color
#C9015E is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.216 and its hue 5°. Its hue sits on the warm side of the wheel. The nearest named color is Ruby (#CA0147), ΔE 0.034 away. White text reads best on it, at 5.75:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.216) |
| Temperature | warm |
| Nearest name | Ruby (#CA0147) |
| Black text | 3.64:1 |
| White text | 5.75:1 |
Values
| HEX | #C9015E |
| RGB | rgb(201, 1, 94) |
| HSL | hsl(332, 99%, 40%) |
| OKLCH | oklch(53.8% 0.216 4.7) |
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 #C9015E | 5.75:1 | AA | Lc -81.5 | Fine for body text |
| Black text on #C9015E | 3.64:1 | AA large text | Lc 27.9 | Dividers and decoration only |
| #C9015E text on white | 5.75:1 | AA | Lc 76.2 | Fine for body text |
| #C9015E text on black | 3.64:1 | AA large text | Lc -25.6 | 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
#FCE3E7
oklch(93.7% 0.028 6.7)
-
Step 200
200
#FACBD4
oklch(88.5% 0.054 5.4)
-
Step 300
300
#F7A6B8
oklch(80.9% 0.098 4.9)
-
Step 400
400
#EE7294
oklch(70.7% 0.156 4.6)
-
Step 500
500
#E4457A
oklch(63.1% 0.198 4.7)
-
Step 600
600 (this color)
#C9015E
oklch(53.8% 0.216 4.7)
-
Step 700
700
#B20052
oklch(49.1% 0.197 4.8)
-
Step 800
800
#910943
oklch(42.6% 0.166 4.7)
-
Step 900
900
#751739
oklch(37.8% 0.13 4.5)
-
Step 950
950
#451021
oklch(27% 0.082 5)
#C9015E 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) | #494F5F | 0.246 |
| Deuteranopia (no green cones) | #78725A | 0.220 |
| Tritanopia (no blue cones) | #DC0036 | 0.069 |
| Achromatopsia (no color) | #666666 | 0.218 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C9015E
#C9015E
oklch(53.8% 0.216 4.7)
- #008075
#008075
oklch(53.9% 0.095 184.4)
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 #C9015E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ruby #CA0147 ΔE 0.034
- Dark Hot Pink #D90166 ΔE 0.034
- Lipstick #D5174E ΔE 0.042
- Cerise #DE0C62 ΔE 0.045
- Rose Red #BE013C ΔE 0.052
- Raspberry #B00149 ΔE 0.059
- Medium Violet Red #C71585 ΔE 0.059
- Cherry #CF0234 ΔE 0.059
Use #C9015E 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.