#C03F4E
Closest named color: Dusty Red (#B9484E). oklch(55.5% 0.164 17.7), rgb(192, 63, 78).
Aa
White text reads best on this color (5.16:1).
About this color
#C03F4E is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.164 and its hue 18°. Its hue sits on the warm side of the wheel. The nearest named color is Dusty Red (#B9484E), ΔE 0.019 away. White text reads best on it, at 5.16:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.164) |
| Temperature | warm |
| Nearest name | Dusty Red (#B9484E) |
| Black text | 4.06:1 |
| White text | 5.16:1 |
Values
| HEX | #C03F4E |
| RGB | rgb(192, 63, 78) |
| HSL | hsl(353, 51%, 50%) |
| OKLCH | oklch(55.5% 0.164 17.7) |
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 #C03F4E | 5.16:1 | AA | Lc -80.0 | Fine for body text |
| Black text on #C03F4E | 4.06:1 | AA large text | Lc 29.5 | Dividers and decoration only |
| #C03F4E text on white | 5.16:1 | AA | Lc 74.6 | Content text, not long reading |
| #C03F4E text on black | 4.06:1 | AA large text | Lc -27.1 | 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
#FCF3F3
oklch(97.1% 0.01 17.3)
-
Step 100
100
#F8E5E4
oklch(93.7% 0.021 21.2)
-
Step 200
200
#F3CFCF
oklch(88.5% 0.041 17.9)
-
Step 300
300
#EDAEAF
oklch(81% 0.074 17.8)
-
Step 400
400
#E08185
oklch(70.7% 0.117 17.8)
-
Step 500
500
#D55D67
oklch(63.1% 0.151 17.4)
-
Step 600
600 (this color)
#C03F4E
oklch(55.5% 0.164 17.7)
-
Step 700
700
#A5303F
oklch(49% 0.152 17.7)
-
Step 800
800
#862934
oklch(42.6% 0.126 17.6)
-
Step 900
900
#6C272E
oklch(37.7% 0.098 17.1)
-
Step 950
950
#40181B
oklch(27.1% 0.062 17.6)
#C03F4E 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) | #605C4E | 0.180 |
| Deuteranopia (no green cones) | #81774B | 0.165 |
| Tritanopia (no blue cones) | #D22245 | 0.043 |
| Achromatopsia (no color) | #6D6D6D | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C03F4E
#C03F4E
oklch(55.5% 0.164 17.7)
- #008487
#008487
oklch(55.6% 0.095 197.6)
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 #C03F4E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Red #B9484E ΔE 0.019
- Dull Red #BB3F3F ΔE 0.022
- Dark Rose #B5485D ΔE 0.028
- Deep Rose #C74767 ΔE 0.037
- Faded Red #D3494E ΔE 0.045
- Dark Pink #CB416B ΔE 0.046
- Light Burgundy #A8415B ΔE 0.050
- Dark Coral #CF524E ΔE 0.051
Use #C03F4E 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.