#C04543
Closest named color: Dull Red (#BB3F3F). oklch(56% 0.159 24.6), rgb(192, 69, 67).
Aa
White text reads best on this color (5.03:1).
About this color
#C04543 is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.159 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Dull Red (#BB3F3F), ΔE 0.016 away. White text reads best on it, at 5.03:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.159) |
| Temperature | warm |
| Nearest name | Dull Red (#BB3F3F) |
| Black text | 4.17:1 |
| White text | 5.03:1 |
Values
| HEX | #C04543 |
| RGB | rgb(192, 69, 67) |
| HSL | hsl(1, 50%, 51%) |
| OKLCH | oklch(56% 0.159 24.6) |
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 #C04543 | 5.03:1 | AA | Lc -79.3 | Fine for body text |
| Black text on #C04543 | 4.17:1 | AA large text | Lc 30.2 | Non-text elements, placeholder text |
| #C04543 text on white | 5.03:1 | AA | Lc 73.9 | Content text, not long reading |
| #C04543 text on black | 4.17:1 | AA large text | Lc -27.8 | 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
#FCF3F2
oklch(97.1% 0.01 25.1)
-
Step 100
100
#F8E5E3
oklch(93.7% 0.021 24.8)
-
Step 200
200
#F3D0CC
oklch(88.6% 0.04 25.6)
-
Step 300
300
#EBAFAA
oklch(80.8% 0.071 24.2)
-
Step 400
400
#DF837D
oklch(70.7% 0.114 24.3)
-
Step 500
500
#D3615C
oklch(63.1% 0.145 24.6)
-
Step 600
600 (this color)
#C04543
oklch(56% 0.159 24.6)
-
Step 700
700
#A43434
oklch(49.1% 0.148 24.4)
-
Step 800
800
#852D2B
oklch(42.7% 0.121 25)
-
Step 900
900
#6B2927
oklch(37.6% 0.095 24.5)
-
Step 950
950
#3F1917
oklch(27% 0.06 24.9)
#C04543 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) | #655E42 | 0.170 |
| Deuteranopia (no green cones) | #847940 | 0.157 |
| Tritanopia (no blue cones) | #D22946 | 0.048 |
| Achromatopsia (no color) | #6F6F6F | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C04543
#C04543
oklch(56% 0.159 24.6)
- #00848F
#00848F
oklch(56% 0.096 205.1)
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 #C04543, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Red #BB3F3F ΔE 0.016
- Dusty Red #B9484E ΔE 0.018
- Dark Rose #B5485D ΔE 0.039
- Faded Red #D3494E ΔE 0.041
- Dark Coral #CF524E ΔE 0.042
- Sinopia #BB3E03 ΔE 0.049
- Brick Orange #C14A09 ΔE 0.050
- Deep Rose #C74767 ΔE 0.050
Use #C04543 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.