#C03778
Closest named color: Dark Pink (#CB416B). oklch(55.9% 0.182 355.7), rgb(192, 55, 120).
Aa
White text reads best on this color (5.17:1).
About this color
#C03778 is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.182 and its hue 356°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Pink (#CB416B), ΔE 0.040 away. White text reads best on it, at 5.17:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.182) |
| Temperature | warm |
| Nearest name | Dark Pink (#CB416B) |
| Black text | 4.05:1 |
| White text | 5.17:1 |
Values
| HEX | #C03778 |
| RGB | rgb(192, 55, 120) |
| HSL | hsl(332, 55%, 48%) |
| OKLCH | oklch(55.9% 0.182 355.7) |
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 #C03778 | 5.17:1 | AA | Lc -79.9 | Fine for body text |
| Black text on #C03778 | 4.05:1 | AA large text | Lc 29.6 | Dividers and decoration only |
| #C03778 text on white | 5.17:1 | AA | Lc 74.5 | Content text, not long reading |
| #C03778 text on black | 4.05:1 | AA large text | Lc -27.2 | 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
#FCF3F6
oklch(97.2% 0.01 354.9)
-
Step 100
100
#F8E4EA
oklch(93.7% 0.023 357.4)
-
Step 200
200
#F3CDDA
oklch(88.4% 0.046 355.5)
-
Step 300
300
#ECABC2
oklch(80.9% 0.081 356.1)
-
Step 400
400
#E07CA4
oklch(70.8% 0.131 355.6)
-
Step 500
500
#D4568D
oklch(63.1% 0.168 355.8)
-
Step 600
600 (this color)
#C03778
oklch(55.9% 0.182 355.7)
-
Step 700
700
#A42764
oklch(49% 0.169 355.7)
-
Step 800
800
#862352
oklch(42.8% 0.14 355.8)
-
Step 900
900
#6C2344
oklch(37.8% 0.109 355.7)
-
Step 950
950
#3F1628
oklch(27% 0.068 355.2)
#C03778 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) | #515D7A | 0.203 |
| Deuteranopia (no green cones) | #777675 | 0.182 |
| Tritanopia (no blue cones) | #CF2953 | 0.060 |
| Achromatopsia (no color) | #6D6D6D | 0.184 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C03778
#C03778
oklch(55.9% 0.182 355.7)
- #008871
#008871
oklch(56% 0.105 175.2)
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 #C03778, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Pink #CB416B ΔE 0.040
- Medium Violet Red #C71585 ΔE 0.045
- Deep Rose #C74767 ΔE 0.048
- Dark Hot Pink #D90166 ΔE 0.058
- Dark Rose #B5485D ΔE 0.059
- Cerise #DE0C62 ΔE 0.066
- Light Burgundy #A8415B ΔE 0.067
- Lipstick #D5174E ΔE 0.070
Use #C03778 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.