#C54531
Closest named color: Dull Red (#BB3F3F). oklch(56.6% 0.167 31.5), rgb(197, 69, 49).
Aa
White text reads best on this color (4.91:1).
About this color
#C54531 is a medium-dark, vivid red. In OKLCH its lightness is 57%, its chroma 0.167 and its hue 31°. Its hue sits on the warm side of the wheel. The nearest named color is Dull Red (#BB3F3F), ΔE 0.031 away. White text reads best on it, at 4.91:1.
| Hue family | Reds |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.167) |
| Temperature | warm |
| Nearest name | Dull Red (#BB3F3F) |
| Black text | 4.26:1 |
| White text | 4.91:1 |
Values
| HEX | #C54531 |
| RGB | rgb(197, 69, 49) |
| HSL | hsl(8, 60%, 48%) |
| OKLCH | oklch(56.6% 0.167 31.5) |
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 #C54531 | 4.91:1 | AA | Lc -78.5 | Fine for body text |
| Black text on #C54531 | 4.26:1 | AA large text | Lc 31.0 | Non-text elements, placeholder text |
| #C54531 text on white | 4.91:1 | AA | Lc 73.1 | Content text, not long reading |
| #C54531 text on black | 4.26:1 | AA large text | Lc -28.6 | 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
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F8E5E1
oklch(93.6% 0.022 31.8)
-
Step 200
200
#F4D0C8
oklch(88.6% 0.042 32.6)
-
Step 300
300
#EDAFA3
oklch(80.9% 0.075 31.1)
-
Step 400
400
#E18371
oklch(70.7% 0.12 31.8)
-
Step 500
500
#D6604B
oklch(63.1% 0.153 31.9)
-
Step 600
600 (this color)
#C54531
oklch(56.6% 0.167 31.5)
-
Step 700
700
#A73221
oklch(49.1% 0.156 31.3)
-
Step 800
800
#872B1D
oklch(42.6% 0.128 31.4)
-
Step 900
900
#6D281D
oklch(37.6% 0.101 31.3)
-
Step 950
950
#401912
oklch(27% 0.063 31.8)
#C54531 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) | #695F2E | 0.174 |
| Deuteranopia (no green cones) | #897B2D | 0.159 |
| Tritanopia (no blue cones) | #D92241 | 0.060 |
| Achromatopsia (no color) | #707070 | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C54531
#C54531
oklch(56.6% 0.167 31.5)
- #008597
#008597
oklch(56.6% 0.098 211.3)
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 #C54531, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Red #BB3F3F ΔE 0.031
- Brick Orange #C14A09 ΔE 0.031
- Sinopia #BB3E03 ΔE 0.036
- Burnt Orange #C04E01 ΔE 0.038
- Dusty Red #B9484E ΔE 0.039
- Dark Coral #CF524E ΔE 0.042
- Faded Red #D3494E ΔE 0.043
- Rust Orange #C45508 ΔE 0.046
Use #C54531 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.