#CA637F
Closest named color: Dusky Rose (#BA6873). oklch(63% 0.133 4.5), rgb(202, 99, 127).
Aa
Black text reads best on this color (5.60:1).
About this color
#CA637F is a medium-light, moderately saturated red. In OKLCH its lightness is 63%, its chroma 0.133 and its hue 4°. Its hue sits on the warm side of the wheel. The nearest named color is Dusky Rose (#BA6873), ΔE 0.037 away. Black text reads best on it, at 5.60:1.
| Hue family | Reds |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.133) |
| Temperature | warm |
| Nearest name | Dusky Rose (#BA6873) |
| Black text | 5.60:1 |
| White text | 3.74:1 |
Values
| HEX | #CA637F |
| RGB | rgb(202, 99, 127) |
| HSL | hsl(344, 49%, 59%) |
| OKLCH | oklch(63% 0.133 4.5) |
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 #CA637F | 3.74:1 | AA large text | Lc -70.1 | Content text, not long reading |
| Black text on #CA637F | 5.60:1 | AA | Lc 39.5 | Non-text elements, placeholder text |
| #CA637F text on white | 3.74:1 | AA large text | Lc 64.6 | Content text, not long reading |
| #CA637F text on black | 5.60:1 | AA | Lc -37.1 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#FBF3F5
oklch(97.1% 0.009 0.1)
-
Step 100
100
#F6E5E8
oklch(93.6% 0.019 5.3)
-
Step 200
200
#EFD0D6
oklch(88.5% 0.036 4.7)
-
Step 300
300
#E6B0BB
oklch(81% 0.064 5)
-
Step 400
400
#D78498
oklch(70.6% 0.104 4.5)
-
Step 500
500 (this color)
#CA637F
oklch(63% 0.133 4.5)
-
Step 600
600
#B64869
oklch(55.7% 0.145 4.4)
-
Step 700
700
#9C3857
oklch(49.1% 0.136 4.4)
-
Step 800
800
#7F3047
oklch(42.8% 0.111 5)
-
Step 900
900
#662B3C
oklch(37.7% 0.087 4.1)
-
Step 950
950
#3C1A23
oklch(27% 0.054 4.6)
#CA637F 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) | #757880 | 0.147 |
| Deuteranopia (no green cones) | #8F8B7D | 0.135 |
| Tritanopia (no blue cones) | #D95A6D | 0.036 |
| Achromatopsia (no color) | #848484 | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CA637F
#CA637F
oklch(63% 0.133 4.5)
- #009E91
#009E91
oklch(62.9% 0.111 184.6)
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 #CA637F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Rose #BA6873 ΔE 0.037
- Dusty Rose #C0737A ΔE 0.042
- Muted Pink #D1768F ΔE 0.046
- Indian Red #CD5C5C ΔE 0.046
- Pale Violet Red #DB7093 ΔE 0.049
- Old Pink #C77986 ΔE 0.049
- Dusky Pink #CC7A8B ΔE 0.052
- Mauve #AE7181 ΔE 0.055
Use #CA637F 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.