#CC1100
Closest named color: Scarlet (#BE0119). oklch(53.5% 0.214 30.2), rgb(204, 17, 0).
Aa
White text reads best on this color (5.75:1).
About this color
#CC1100 is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.214 and its hue 30°. Its hue sits on the warm side of the wheel. The nearest named color is Scarlet (#BE0119), ΔE 0.035 away. White text reads best on it, at 5.75:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.214) |
| Temperature | warm |
| Nearest name | Scarlet (#BE0119) |
| Black text | 3.64:1 |
| White text | 5.75:1 |
Values
| HEX | #CC1100 |
| RGB | rgb(204, 17, 0) |
| HSL | hsl(5, 100%, 40%) |
| OKLCH | oklch(53.5% 0.214 30.2) |
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 #CC1100 | 5.75:1 | AA | Lc -81.7 | Fine for body text |
| Black text on #CC1100 | 3.64:1 | AA large text | Lc 27.7 | Dividers and decoration only |
| #CC1100 text on white | 5.75:1 | AA | Lc 76.4 | Fine for body text |
| #CC1100 text on black | 3.64:1 | AA large text | Lc -25.4 | 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
#FEF2F0
oklch(97% 0.013 28.9)
-
Step 100
100
#FCE4DF
oklch(93.7% 0.027 31.7)
-
Step 200
200
#FBCDC4
oklch(88.6% 0.054 31)
-
Step 300
300
#F8A99C
oklch(80.8% 0.096 29.6)
-
Step 400
400
#F17765
oklch(70.7% 0.154 30)
-
Step 500
500
#E84B38
oklch(63.1% 0.197 30.3)
-
Step 600
600 (this color)
#CC1100
oklch(53.5% 0.214 30.2)
-
Step 700
700
#B60E00
oklch(49.2% 0.196 30.2)
-
Step 800
800
#941206
oklch(42.7% 0.164 30.2)
-
Step 900
900
#771B11
oklch(37.7% 0.128 30.2)
-
Step 950
950
#46120C
oklch(27% 0.081 29.8)
#CC1100 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) | #584D00 | 0.232 |
| Deuteranopia (no green cones) | #837300 | 0.205 |
| Tritanopia (no blue cones) | #E20013 | 0.045 |
| Achromatopsia (no color) | #666666 | 0.215 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CC1100
#CC1100
oklch(53.5% 0.214 30.2)
- #007B8B
#007B8B
oklch(53.4% 0.093 210.6)
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 #CC1100, closest first.
No curated palette has a color within ΔE 0.04 of #CC1100.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Scarlet #BE0119 ΔE 0.035
- Cherry #CF0234 ΔE 0.037
- Lipstick Red #C0022F ΔE 0.043
- Firebrick #B22222 ΔE 0.053
- Sinopia #BB3E03 ΔE 0.053
- Crimson #DC143C ΔE 0.053
- Rusty Red #AF2F0D ΔE 0.058
- Dull Red #BB3F3F ΔE 0.058
Use #CC1100 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.