#CA4831
Closest named color: Brick Orange (#C14A09). oklch(57.8% 0.17 32.3), rgb(202, 72, 49).
Aa
White text reads best on this color (4.68:1).
About this color
#CA4831 is a medium-dark, vivid red. In OKLCH its lightness is 58%, its chroma 0.170 and its hue 32°. Its hue sits on the warm side of the wheel. The nearest named color is Brick Orange (#C14A09), ΔE 0.033 away. White text reads best on it, at 4.68:1.
| Hue family | Reds |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.170) |
| Temperature | warm |
| Nearest name | Brick Orange (#C14A09) |
| Black text | 4.48:1 |
| White text | 4.68:1 |
Values
| HEX | #CA4831 |
| RGB | rgb(202, 72, 49) |
| HSL | hsl(9, 61%, 49%) |
| OKLCH | oklch(57.8% 0.17 32.3) |
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 #CA4831 | 4.68:1 | AA | Lc -77.0 | Fine for body text |
| Black text on #CA4831 | 4.48:1 | AA large text | Lc 32.5 | Non-text elements, placeholder text |
| #CA4831 text on white | 4.68:1 | AA | Lc 71.6 | Content text, not long reading |
| #CA4831 text on black | 4.48:1 | AA large text | Lc -30.1 | Non-text elements, placeholder text |
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
#EEAFA2
oklch(80.9% 0.077 31.9)
-
Step 400
400
#E2826F
oklch(70.6% 0.122 32.2)
-
Step 500
500
#D75F49
oklch(63.1% 0.156 32.2)
-
Step 600
600 (this color)
#CA4831
oklch(57.8% 0.17 32.3)
-
Step 700
700
#A7311D
oklch(49% 0.158 32.1)
-
Step 800
800
#882B1A
oklch(42.8% 0.13 32.6)
-
Step 900
900
#6D281C
oklch(37.6% 0.101 32)
-
Step 950
950
#401811
oklch(26.8% 0.064 31.7)
#CA4831 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) | #6D622E | 0.175 |
| Deuteranopia (no green cones) | #8D7F2C | 0.162 |
| Tritanopia (no blue cones) | #DE2543 | 0.062 |
| Achromatopsia (no color) | #747474 | 0.171 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CA4831
#CA4831
oklch(57.8% 0.17 32.3)
- #00899C
#00899C
oklch(57.8% 0.101 211.7)
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 #CA4831, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick Orange #C14A09 ΔE 0.033
- Dark Coral #CF524E ΔE 0.034
- Faded Red #D3494E ΔE 0.037
- Burnt Orange #C04E01 ΔE 0.038
- Rust Orange #C45508 ΔE 0.042
- Dull Red #BB3F3F ΔE 0.042
- Sinopia #BB3E03 ΔE 0.045
- Deep Orange #DC4D01 ΔE 0.046
Use #CA4831 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.