#C54B1F
Closest named color: Brick Orange (#C14A09). oklch(57.2% 0.165 38.6), rgb(197, 75, 31).
Aa
White text reads best on this color (4.77:1).
About this color
#C54B1F is a medium-dark, vivid red. In OKLCH its lightness is 57%, its chroma 0.165 and its hue 39°. Its hue sits on the warm side of the wheel. The nearest named color is Brick Orange (#C14A09), ΔE 0.013 away. White text reads best on it, at 4.77:1.
| Hue family | Reds |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.165) |
| Temperature | warm |
| Nearest name | Brick Orange (#C14A09) |
| Black text | 4.40:1 |
| White text | 4.77:1 |
Values
| HEX | #C54B1F |
| RGB | rgb(197, 75, 31) |
| HSL | hsl(16, 73%, 45%) |
| OKLCH | oklch(57.2% 0.165 38.6) |
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 #C54B1F | 4.77:1 | AA | Lc -77.7 | Fine for body text |
| Black text on #C54B1F | 4.40:1 | AA large text | Lc 31.9 | Non-text elements, placeholder text |
| #C54B1F text on white | 4.77:1 | AA | Lc 72.2 | Content text, not long reading |
| #C54B1F text on black | 4.40:1 | AA large text | Lc -29.5 | 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
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F8E5E0
oklch(93.6% 0.022 35.1)
-
Step 200
200
#F3D1C6
oklch(88.6% 0.041 38.7)
-
Step 300
300
#ECB19E
oklch(81% 0.074 38.6)
-
Step 400
400
#E08568
oklch(70.7% 0.12 38.4)
-
Step 500
500
#D4633E
oklch(63.1% 0.152 38.5)
-
Step 600
600 (this color)
#C54B1F
oklch(57.2% 0.165 38.6)
-
Step 700
700
#A53608
oklch(49.1% 0.154 38.5)
-
Step 800
800
#862E0D
oklch(42.7% 0.128 38.6)
-
Step 900
900
#6C2B14
oklch(37.8% 0.099 39.1)
-
Step 950
950
#3F1A0D
oklch(27% 0.062 39.6)
#C54B1F 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) | #6E6118 | 0.165 |
| Deuteranopia (no green cones) | #8C7D19 | 0.150 |
| Tritanopia (no blue cones) | #D92B43 | 0.073 |
| Achromatopsia (no color) | #737373 | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C54B1F
#C54B1F
oklch(57.2% 0.165 38.6)
- #0086A1
#0086A1
oklch(57.3% 0.103 218.6)
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 #C54B1F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick Orange #C14A09 ΔE 0.013
- Burnt Orange #C04E01 ΔE 0.019
- Rust Orange #C45508 ΔE 0.025
- Burnt Siena #B75203 ΔE 0.034
- Sinopia #BB3E03 ΔE 0.034
- Rusty Orange #CD5909 ΔE 0.038
- Deep Orange #DC4D01 ΔE 0.046
- Dull Red #BB3F3F ΔE 0.050
Use #C54B1F 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.