#C15139
Closest named color: Brick Orange (#C14A09). oklch(57.6% 0.149 33.7), rgb(193, 81, 57).
Aa
White text reads best on this color (4.66:1).
About this color
#C15139 is a medium-dark, vivid red. In OKLCH its lightness is 58%, its chroma 0.149 and its hue 34°. Its hue sits on the warm side of the wheel. The nearest named color is Brick Orange (#C14A09), ΔE 0.031 away. White text reads best on it, at 4.66:1.
| Hue family | Reds |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.149) |
| Temperature | warm |
| Nearest name | Brick Orange (#C14A09) |
| Black text | 4.50:1 |
| White text | 4.66:1 |
Values
| HEX | #C15139 |
| RGB | rgb(193, 81, 57) |
| HSL | hsl(11, 54%, 49%) |
| OKLCH | oklch(57.6% 0.149 33.7) |
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 #C15139 | 4.66:1 | AA | Lc -77.1 | Fine for body text |
| Black text on #C15139 | 4.50:1 | AA | Lc 32.4 | Non-text elements, placeholder text |
| #C15139 text on white | 4.66:1 | AA | Lc 71.7 | Content text, not long reading |
| #C15139 text on black | 4.50:1 | AA | Lc -30.0 | 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
#FBF3F1
oklch(97% 0.009 34.3)
-
Step 100
100
#F7E6E1
oklch(93.7% 0.02 37)
-
Step 200
200
#F1D1C9
oklch(88.5% 0.038 34.3)
-
Step 300
300
#E9B2A5
oklch(81% 0.067 33.6)
-
Step 400
400
#DB8774
oklch(70.7% 0.108 33.5)
-
Step 500
500
#CF664F
oklch(63.1% 0.138 33.7)
-
Step 600
600 (this color)
#C15139
oklch(57.6% 0.149 33.7)
-
Step 700
700
#A03B26
oklch(49.1% 0.139 33.5)
-
Step 800
800
#823221
oklch(42.8% 0.115 33.6)
-
Step 900
900
#692D20
oklch(37.8% 0.089 33.7)
-
Step 950
950
#3E1B13
oklch(27.1% 0.057 34.1)
#C15139 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) | #6F6536 | 0.152 |
| Deuteranopia (no green cones) | #8B7D36 | 0.138 |
| Tritanopia (no blue cones) | #D4394C | 0.060 |
| Achromatopsia (no color) | #747474 | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C15139
#C15139
oklch(57.6% 0.149 33.7)
- #00889D
#00889D
oklch(57.6% 0.101 213.5)
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 #C15139, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick Orange #C14A09 ΔE 0.031
- Burnt Orange #C04E01 ΔE 0.034
- Rust Orange #C45508 ΔE 0.036
- Dark Coral #CF524E ΔE 0.037
- Dusty Red #B9484E ΔE 0.041
- Burnt Siena #B75203 ΔE 0.042
- Dull Red #BB3F3F ΔE 0.042
- Faded Red #D3494E ΔE 0.046
Use #C15139 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.