#C40958
Closest named color: Ruby (#CA0147). oklch(52.9% 0.209 6.4), rgb(196, 9, 88).
Aa
White text reads best on this color (5.95:1).
About this color
#C40958 is a medium-dark, vivid red. In OKLCH its lightness is 53%, 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 0.027 away. White text reads best on it, at 5.95:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.209) |
| Temperature | warm |
| Nearest name | Ruby (#CA0147) |
| Black text | 3.52:1 |
| White text | 5.95:1 |
Values
| HEX | #C40958 |
| RGB | rgb(196, 9, 88) |
| HSL | hsl(335, 91%, 40%) |
| OKLCH | oklch(52.9% 0.209 6.4) |
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 #C40958 | 5.95:1 | AA | Lc -82.7 | Fine for body text |
| Black text on #C40958 | 3.52:1 | AA large text | Lc 26.6 | Dividers and decoration only |
| #C40958 text on white | 5.95:1 | AA | Lc 77.4 | Fine for body text |
| #C40958 text on black | 3.52:1 | AA large text | Lc -24.3 | 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
#F9CCD3
oklch(88.6% 0.052 7.7)
-
Step 300
300
#F5A7B7
oklch(80.8% 0.094 5.9)
-
Step 400
400
#EC7491
oklch(70.6% 0.15 6.5)
-
Step 500
500
#E24977
oklch(63.1% 0.191 6.3)
-
Step 600
600 (this color)
#C40958
oklch(52.9% 0.209 6.4)
-
Step 700
700
#B1064F
oklch(49% 0.194 6.2)
-
Step 800
800
#901041
oklch(42.7% 0.161 6.2)
-
Step 900
900
#741A37
oklch(37.8% 0.125 6.4)
-
Step 950
950
#441120
oklch(26.9% 0.079 6.3)
#C40958 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) | #494D59 | 0.238 |
| Deuteranopia (no green cones) | #777054 | 0.213 |
| Tritanopia (no blue cones) | #D60034 | 0.061 |
| Achromatopsia (no color) | #646464 | 0.210 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C40958
#C40958
oklch(52.9% 0.209 6.4)
- #007C74
#007C74
oklch(52.8% 0.092 186.9)
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 #C40958, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ruby #CA0147 ΔE 0.027
- Rose Red #BE013C ΔE 0.040
- Lipstick #D5174E ΔE 0.044
- Dark Hot Pink #D90166 ΔE 0.046
- Raspberry #B00149 ΔE 0.047
- Cherry #CF0234 ΔE 0.054
- Lipstick Red #C0022F ΔE 0.054
- Cerise #DE0C62 ΔE 0.055
Use #C40958 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.