#E10600
Closest named color: Tomato Red (#EC2D01). oklch(57.3% 0.233 29.5), rgb(225, 6, 0).
Aa
White text reads best on this color (4.96:1).
About this color
#E10600 is a medium-dark, vivid red. In OKLCH its lightness is 57%, its chroma 0.233 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Tomato Red (#EC2D01), ΔE 0.038 away. White text reads best on it, at 4.96:1.
| Hue family | Reds |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.233) |
| Temperature | warm |
| Nearest name | Tomato Red (#EC2D01) |
| Black text | 4.22:1 |
| White text | 4.96:1 |
Values
| HEX | #E10600 |
| RGB | rgb(225, 6, 0) |
| HSL | hsl(2, 100%, 44%) |
| OKLCH | oklch(57.3% 0.233 29.5) |
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 #E10600 | 4.96:1 | AA | Lc -77.0 | Fine for body text |
| Black text on #E10600 | 4.22:1 | AA large text | Lc 32.5 | Non-text elements, placeholder text |
| #E10600 text on white | 4.96:1 | AA | Lc 71.5 | Content text, not long reading |
| #E10600 text on black | 4.22:1 | AA large text | Lc -30.1 | Non-text elements, placeholder text |
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
#FFF2F0
oklch(97.1% 0.014 28)
-
Step 100
100
#FEE3DE
oklch(93.6% 0.031 30.2)
-
Step 200
200
#FDCBC3
oklch(88.4% 0.058 28.8)
-
Step 300
300
#FDA799
oklch(80.9% 0.105 29.7)
-
Step 400
400
#F77160
oklch(70.6% 0.168 29.3)
-
Step 500
500
#EF3F30
oklch(63% 0.214 29.4)
-
Step 600
600 (this color)
#E10600
oklch(57.3% 0.233 29.5)
-
Step 700
700
#B70400
oklch(49.1% 0.2 29.5)
-
Step 800
800
#980200
oklch(42.8% 0.174 29.4)
-
Step 900
900
#7B120B
oklch(37.7% 0.14 29.4)
-
Step 950
950
#490E09
oklch(27% 0.09 29.2)
#E10600 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) | #605400 | 0.255 |
| Deuteranopia (no green cones) | #907F00 | 0.225 |
| Tritanopia (no blue cones) | #F9000F | 0.049 |
| Achromatopsia (no color) | #707070 | 0.235 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E10600
#E10600
oklch(57.3% 0.233 29.5)
- #008898
#008898
oklch(57.4% 0.099 209.2)
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 #E10600, closest first.
No curated palette has a color within ΔE 0.04 of #E10600.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tomato Red #EC2D01 ΔE 0.038
- Crimson #DC143C ΔE 0.039
- Red Pantone #EF233C ΔE 0.049
- Cherry Red #F7022A ΔE 0.049
- Cherry #CF0234 ΔE 0.050
- Imperial Red #E63946 ΔE 0.055
- Vermillion #F4320C ΔE 0.055
- Fire Engine Red #FE0002 ΔE 0.059
Use #E10600 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.