#C1320A
Closest named color: Sinopia (#BB3E03). oklch(53.6% 0.185 34.4), rgb(193, 50, 10).
Aa
White text reads best on this color (5.63:1).
About this color
#C1320A is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.185 and its hue 34°. Its hue sits on the warm side of the wheel. The nearest named color is Sinopia (#BB3E03), ΔE 0.021 away. White text reads best on it, at 5.63:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.185) |
| Temperature | warm |
| Nearest name | Sinopia (#BB3E03) |
| Black text | 3.72:1 |
| White text | 5.63:1 |
Values
| HEX | #C1320A |
| RGB | rgb(193, 50, 10) |
| HSL | hsl(13, 90%, 40%) |
| OKLCH | oklch(53.6% 0.185 34.4) |
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 #C1320A | 5.63:1 | AA | Lc -82.1 | Fine for body text |
| Black text on #C1320A | 3.72:1 | AA large text | Lc 27.4 | Dividers and decoration only |
| #C1320A text on white | 5.63:1 | AA | Lc 76.7 | Fine for body text |
| #C1320A text on black | 3.72:1 | AA large text | Lc -25.0 | 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
#FDF3F0
oklch(97.1% 0.012 37.4)
-
Step 100
100
#F9E5DF
oklch(93.6% 0.023 37.4)
-
Step 200
200
#F6CFC5
oklch(88.5% 0.046 34.7)
-
Step 300
300
#F1AE9D
oklch(81% 0.083 34.8)
-
Step 400
400
#E77F67
oklch(70.6% 0.134 34)
-
Step 500
500
#DD5A3C
oklch(63.2% 0.171 34.3)
-
Step 600
600 (this color)
#C1320A
oklch(53.6% 0.185 34.4)
-
Step 700
700
#AD2A04
oklch(49.2% 0.172 34.4)
-
Step 800
800
#8C250B
oklch(42.7% 0.143 34.4)
-
Step 900
900
#712513
oklch(37.8% 0.111 34.6)
-
Step 950
950
#42170D
oklch(27% 0.07 34.5)
#C1320A 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) | #5F5300 | 0.194 |
| Deuteranopia (no green cones) | #827300 | 0.174 |
| Tritanopia (no blue cones) | #D5002C | 0.057 |
| Achromatopsia (no color) | #676767 | 0.186 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C1320A
#C1320A
oklch(53.6% 0.185 34.4)
- #007B8F
#007B8F
oklch(53.6% 0.094 214.2)
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 #C1320A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sinopia #BB3E03 ΔE 0.021
- Rusty Red #AF2F0D ΔE 0.038
- Dull Red #BB3F3F ΔE 0.041
- Brick Orange #C14A09 ΔE 0.041
- Firebrick #B22222 ΔE 0.046
- Scarlet #BE0119 ΔE 0.047
- Burnt Orange #C04E01 ΔE 0.049
- Rufous #AE2012 ΔE 0.051
Use #C1320A 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.