#C61121
Closest named color: Scarlet (#BE0119). oklch(52.5% 0.206 25.6), rgb(198, 17, 33).
Aa
White text reads best on this color (5.99:1).
About this color
#C61121 is a medium-dark, vivid red. In OKLCH its lightness is 53%, its chroma 0.206 and its hue 26°. Its hue sits on the warm side of the wheel. The nearest named color is Scarlet (#BE0119), ΔE 0.021 away. White text reads best on it, at 5.99:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.206) |
| Temperature | warm |
| Nearest name | Scarlet (#BE0119) |
| Black text | 3.50:1 |
| White text | 5.99:1 |
Values
| HEX | #C61121 |
| RGB | rgb(198, 17, 33) |
| HSL | hsl(355, 84%, 42%) |
| OKLCH | oklch(52.5% 0.206 25.6) |
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 #C61121 | 5.99:1 | AA | Lc -83.0 | Fine for body text |
| Black text on #C61121 | 3.50:1 | AA large text | Lc 26.4 | Dividers and decoration only |
| #C61121 text on white | 5.99:1 | AA | Lc 77.7 | Fine for body text |
| #C61121 text on black | 3.50:1 | AA large text | Lc -24.1 | 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
#FEF2F1
oklch(97% 0.013 23.2)
-
Step 100
100
#FCE3E1
oklch(93.6% 0.028 23.2)
-
Step 200
200
#FACDC8
oklch(88.6% 0.052 25.6)
-
Step 300
300
#F7A9A2
oklch(80.8% 0.093 25)
-
Step 400
400
#EF786F
oklch(70.8% 0.148 25.9)
-
Step 500
500
#E64D49
oklch(63.2% 0.19 25.7)
-
Step 600
600 (this color)
#C61121
oklch(52.5% 0.206 25.6)
-
Step 700
700
#B4101E
oklch(49% 0.192 25.5)
-
Step 800
800
#92151B
oklch(42.6% 0.158 25.5)
-
Step 900
900
#761C1C
oklch(37.8% 0.124 25.5)
-
Step 950
950
#451311
oklch(27% 0.077 26)
#C61121 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) | #544B1F | 0.227 |
| Deuteranopia (no green cones) | #7E7017 | 0.205 |
| Tritanopia (no blue cones) | #DB001B | 0.042 |
| Achromatopsia (no color) | #636363 | 0.208 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C61121
#C61121
oklch(52.5% 0.206 25.6)
- #007984
#007984
oklch(52.6% 0.09 205.9)
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 #C61121, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Scarlet #BE0119 ΔE 0.021
- Lipstick Red #C0022F ΔE 0.023
- Cherry #CF0234 ΔE 0.027
- Rose Red #BE013C ΔE 0.038
- Firebrick #B22222 ΔE 0.039
- Ruby #CA0147 ΔE 0.045
- Rufous #AE2012 ΔE 0.050
- Dull Red #BB3F3F ΔE 0.050
Use #C61121 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.