#DE2400
Closest named color: Tomato Red (#EC2D01). oklch(57.8% 0.221 31.7), rgb(222, 36, 0).
Aa
White text reads best on this color (4.81:1).
About this color
#DE2400 is a medium-dark, vivid red. In OKLCH its lightness is 58%, its chroma 0.221 and its hue 32°. Its hue sits on the warm side of the wheel. The nearest named color is Tomato Red (#EC2D01), ΔE 0.032 away. White text reads best on it, at 4.81:1.
| Hue family | Reds |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.221) |
| Temperature | warm |
| Nearest name | Tomato Red (#EC2D01) |
| Black text | 4.35:1 |
| White text | 4.81:1 |
Values
| HEX | #DE2400 |
| RGB | rgb(222, 36, 0) |
| HSL | hsl(10, 100%, 44%) |
| OKLCH | oklch(57.8% 0.221 31.7) |
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 #DE2400 | 4.81:1 | AA | Lc -76.8 | Fine for body text |
| Black text on #DE2400 | 4.35:1 | AA large text | Lc 32.8 | Non-text elements, placeholder text |
| #DE2400 text on white | 4.81:1 | AA | Lc 71.3 | Content text, not long reading |
| #DE2400 text on black | 4.35:1 | AA large text | Lc -30.3 | 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
#FEF2F0
oklch(97% 0.013 28.9)
-
Step 100
100
#FDE3DE
oklch(93.6% 0.03 30.6)
-
Step 200
200
#FCCDC3
oklch(88.6% 0.055 32.1)
-
Step 300
300
#FAA999
oklch(81% 0.099 31.6)
-
Step 400
400
#F3765F
oklch(70.7% 0.159 32)
-
Step 500
500
#EB482F
oklch(63.2% 0.204 31.6)
-
Step 600
600 (this color)
#DE2400
oklch(57.8% 0.221 31.7)
-
Step 700
700
#B31B00
oklch(49.2% 0.188 31.7)
-
Step 800
800
#941400
oklch(42.7% 0.164 31.6)
-
Step 900
900
#78190A
oklch(37.6% 0.132 31.7)
-
Step 950
950
#471109
oklch(27% 0.084 31.3)
#DE2400 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) | #655800 | 0.236 |
| Deuteranopia (no green cones) | #918000 | 0.210 |
| Tritanopia (no blue cones) | #F50022 | 0.048 |
| Achromatopsia (no color) | #727272 | 0.222 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #DE2400
#DE2400
oklch(57.8% 0.221 31.7)
- #00899C
#00899C
oklch(57.8% 0.101 211.7)
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 #DE2400, closest first.
No curated palette has a color within ΔE 0.04 of #DE2400.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tomato Red #EC2D01 ΔE 0.032
- Crimson #DC143C ΔE 0.045
- Vermillion #F4320C ΔE 0.050
- Red Pantone #EF233C ΔE 0.051
- Imperial Red #E63946 ΔE 0.051
- Deep Orange #DC4D01 ΔE 0.054
- Cherry Red #F7022A ΔE 0.054
- Cherry #CF0234 ΔE 0.057
Use #DE2400 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.