#CC2121
Closest named color: Cherry (#CF0234). oklch(54.4% 0.204 27.4), rgb(204, 33, 33).
Aa
White text reads best on this color (5.51:1).
About this color
#CC2121 is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.204 and its hue 27°. Its hue sits on the warm side of the wheel. The nearest named color is Cherry (#CF0234), ΔE 0.029 away. White text reads best on it, at 5.51:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.204) |
| Temperature | warm |
| Nearest name | Cherry (#CF0234) |
| Black text | 3.80:1 |
| White text | 5.51:1 |
Values
| HEX | #CC2121 |
| RGB | rgb(204, 33, 33) |
| HSL | hsl(0, 72%, 46%) |
| OKLCH | oklch(54.4% 0.204 27.4) |
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 #CC2121 | 5.51:1 | AA | Lc -81.0 | Fine for body text |
| Black text on #CC2121 | 3.80:1 | AA large text | Lc 28.5 | Dividers and decoration only |
| #CC2121 text on white | 5.51:1 | AA | Lc 75.6 | Fine for body text |
| #CC2121 text on black | 3.80:1 | AA large text | Lc -26.1 | 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
#FEF3F1
oklch(97.2% 0.012 29.9)
-
Step 100
100
#FBE4E0
oklch(93.6% 0.026 29.4)
-
Step 200
200
#F9CDC7
oklch(88.5% 0.051 27.2)
-
Step 300
300
#F6AAA0
oklch(80.8% 0.091 27.6)
-
Step 400
400
#EE796D
oklch(70.7% 0.146 27.4)
-
Step 500
500
#E54F45
oklch(63.2% 0.188 27.6)
-
Step 600
600 (this color)
#CC2121
oklch(54.4% 0.204 27.4)
-
Step 700
700
#B41418
oklch(49.1% 0.19 27.3)
-
Step 800
800
#921816
oklch(42.7% 0.157 27.7)
-
Step 900
900
#751D19
oklch(37.6% 0.123 27.4)
-
Step 950
950
#451310
oklch(27% 0.078 27)
#CC2121 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) | #5B511E | 0.222 |
| Deuteranopia (no green cones) | #847616 | 0.202 |
| Tritanopia (no blue cones) | #E10024 | 0.041 |
| Achromatopsia (no color) | #696969 | 0.206 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CC2121
#CC2121
oklch(54.4% 0.204 27.4)
- #007F8C
#007F8C
oklch(54.5% 0.094 207.3)
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 #CC2121, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cherry #CF0234 ΔE 0.029
- Scarlet #BE0119 ΔE 0.040
- Lipstick Red #C0022F ΔE 0.041
- Crimson #DC143C ΔE 0.042
- Dull Red #BB3F3F ΔE 0.046
- Sinopia #BB3E03 ΔE 0.051
- Ruby #CA0147 ΔE 0.052
- Firebrick #B22222 ΔE 0.054
Use #CC2121 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.