#C43257
Closest named color: Dark Pink (#CB416B). oklch(55.1% 0.182 11), rgb(196, 50, 87).
Aa
White text reads best on this color (5.32:1).
About this color
#C43257 is a medium-dark, vivid red. In OKLCH its lightness is 55%, its chroma 0.182 and its hue 11°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Pink (#CB416B), ΔE 0.036 away. White text reads best on it, at 5.32:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.182) |
| Temperature | warm |
| Nearest name | Dark Pink (#CB416B) |
| Black text | 3.94:1 |
| White text | 5.32:1 |
Values
| HEX | #C43257 |
| RGB | rgb(196, 50, 87) |
| HSL | hsl(345, 59%, 48%) |
| OKLCH | oklch(55.1% 0.182 11) |
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 #C43257 | 5.32:1 | AA | Lc -80.6 | Fine for body text |
| Black text on #C43257 | 3.94:1 | AA large text | Lc 28.9 | Dividers and decoration only |
| #C43257 text on white | 5.32:1 | AA | Lc 75.2 | Fine for body text |
| #C43257 text on black | 3.94:1 | AA large text | Lc -26.5 | 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
#FDF3F3
oklch(97.2% 0.011 17.3)
-
Step 100
100
#F9E4E6
oklch(93.6% 0.023 11)
-
Step 200
200
#F6CDD2
oklch(88.5% 0.047 9.8)
-
Step 300
300
#F0ABB3
oklch(80.9% 0.082 11.4)
-
Step 400
400
#E57C8C
oklch(70.7% 0.13 11.3)
-
Step 500
500
#DA5570
oklch(63% 0.167 10.9)
-
Step 600
600 (this color)
#C43257
oklch(55.1% 0.182 11)
-
Step 700
700
#AA2448
oklch(49% 0.169 11.1)
-
Step 800
800
#8A213C
oklch(42.6% 0.14 10.6)
-
Step 900
900
#6F2233
oklch(37.6% 0.109 10.9)
-
Step 950
950
#42151E
oklch(27% 0.07 10.9)
#C43257 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) | #585858 | 0.204 |
| Deuteranopia (no green cones) | #7E7653 | 0.186 |
| Tritanopia (no blue cones) | #D60241 | 0.045 |
| Achromatopsia (no color) | #6B6B6B | 0.184 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C43257
#C43257
oklch(55.1% 0.182 11)
- #00837F
#00837F
oklch(55.1% 0.095 191)
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 #C43257, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Pink #CB416B ΔE 0.036
- Lipstick #D5174E ΔE 0.036
- Ruby #CA0147 ΔE 0.036
- Deep Rose #C74767 ΔE 0.036
- Dark Rose #B5485D ΔE 0.040
- Dusty Red #B9484E ΔE 0.044
- Dull Red #BB3F3F ΔE 0.045
- Cherry #CF0234 ΔE 0.048
Use #C43257 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.