#C53822
Closest named color: Sinopia (#BB3E03). oklch(55% 0.181 31.7), rgb(197, 56, 34).
Aa
White text reads best on this color (5.29:1).
About this color
#C53822 is a medium-dark, vivid red. In OKLCH its lightness is 55%, its chroma 0.181 and its hue 32°. Its hue sits on the warm side of the wheel. The nearest named color is Sinopia (#BB3E03), ΔE 0.028 away. White text reads best on it, at 5.29:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.181) |
| Temperature | warm |
| Nearest name | Sinopia (#BB3E03) |
| Black text | 3.96:1 |
| White text | 5.29:1 |
Values
| HEX | #C53822 |
| RGB | rgb(197, 56, 34) |
| HSL | hsl(8, 71%, 45%) |
| OKLCH | oklch(55% 0.181 31.7) |
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 #C53822 | 5.29:1 | AA | Lc -80.5 | Fine for body text |
| Black text on #C53822 | 3.96:1 | AA large text | Lc 29.0 | Dividers and decoration only |
| #C53822 text on white | 5.29:1 | AA | Lc 75.1 | Fine for body text |
| #C53822 text on black | 3.96:1 | AA large text | Lc -26.7 | 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
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#F9E5E0
oklch(93.7% 0.023 34.3)
-
Step 200
200
#F6CFC7
oklch(88.6% 0.046 31.6)
-
Step 300
300
#F1AEA0
oklch(81% 0.082 32.1)
-
Step 400
400
#E6806C
oklch(70.8% 0.13 32.2)
-
Step 500
500
#DC5A44
oklch(63.1% 0.168 31.7)
-
Step 600
600 (this color)
#C53822
oklch(55% 0.181 31.7)
-
Step 700
700
#AC2B16
oklch(49.2% 0.169 31.9)
-
Step 800
800
#8B2616
oklch(42.7% 0.139 31.8)
-
Step 900
900
#702519
oklch(37.7% 0.109 31.6)
-
Step 950
950
#421710
oklch(27% 0.069 31.3)
#C53822 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) | #62581E | 0.192 |
| Deuteranopia (no green cones) | #85771A | 0.175 |
| Tritanopia (no blue cones) | #D90034 | 0.058 |
| Achromatopsia (no color) | #6B6B6B | 0.183 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C53822
#C53822
oklch(55% 0.181 31.7)
- #008092
#008092
oklch(55% 0.096 211.8)
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 #C53822, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sinopia #BB3E03 ΔE 0.028
- Dull Red #BB3F3F ΔE 0.032
- Brick Orange #C14A09 ΔE 0.037
- Burnt Orange #C04E01 ΔE 0.046
- Dusty Red #B9484E ΔE 0.048
- Rusty Red #AF2F0D ΔE 0.051
- Cherry #CF0234 ΔE 0.053
- Scarlet #BE0119 ΔE 0.054
Use #C53822 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.