#C12300
Closest named color: Scarlet (#BE0119). oklch(52.3% 0.196 32.4), rgb(193, 35, 0).
Aa
White text reads best on this color (5.98:1).
About this color
#C12300 is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.196 and its hue 32°. Its hue sits on the warm side of the wheel. The nearest named color is Scarlet (#BE0119), ΔE 0.031 away. White text reads best on it, at 5.98:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.196) |
| Temperature | warm |
| Nearest name | Scarlet (#BE0119) |
| Black text | 3.50:1 |
| White text | 5.98:1 |
Values
| HEX | #C12300 |
| RGB | rgb(193, 35, 0) |
| HSL | hsl(11, 100%, 38%) |
| OKLCH | oklch(52.3% 0.196 32.4) |
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 #C12300 | 5.98:1 | AA | Lc -83.3 | Fine for body text |
| Black text on #C12300 | 3.50:1 | AA large text | Lc 26.0 | Dividers and decoration only |
| #C12300 text on white | 5.98:1 | AA | Lc 78.1 | Fine for body text |
| #C12300 text on black | 3.50:1 | AA large text | Lc -23.7 | 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 700.
-
Step 50
50
#FEF3F0
oklch(97.2% 0.013 35.7)
-
Step 100
100
#FCE4DE
oklch(93.7% 0.028 34.3)
-
Step 200
200
#FACDC3
oklch(88.5% 0.053 32.7)
-
Step 300
300
#F7AA9A
oklch(80.8% 0.094 32.2)
-
Step 400
400
#F07961
oklch(70.8% 0.152 32.8)
-
Step 500
500
#E74E32
oklch(63.2% 0.194 32.6)
-
Step 600
600
#D12700
oklch(55.6% 0.208 32.5)
-
Step 700
700 (this color)
#C12300
oklch(52.3% 0.196 32.4)
-
Step 800
800
#921800
oklch(42.6% 0.159 32.5)
-
Step 900
900
#761D0D
oklch(37.7% 0.126 32.5)
-
Step 950
950
#46130A
oklch(27.1% 0.08 32.3)
#C12300 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) | #594D00 | 0.208 |
| Deuteranopia (no green cones) | #7E7000 | 0.187 |
| Tritanopia (no blue cones) | #D50020 | 0.046 |
| Achromatopsia (no color) | #636363 | 0.197 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C12300
#C12300
oklch(52.3% 0.196 32.4)
- #007789
#007789
oklch(52.3% 0.091 212.9)
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 #C12300, closest first.
No curated palette has a color within ΔE 0.04 of #C12300.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Scarlet #BE0119 ΔE 0.031
- Rusty Red #AF2F0D ΔE 0.035
- Firebrick #B22222 ΔE 0.036
- Sinopia #BB3E03 ΔE 0.036
- Rufous #AE2012 ΔE 0.041
- Lipstick Red #C0022F ΔE 0.044
- Rust Red #AA2704 ΔE 0.047
- Dull Red #BB3F3F ΔE 0.049
Use #C12300 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.