#D83824
Closest named color: Tomato Red (#EC2D01). oklch(58.3% 0.2 30.8), rgb(216, 56, 36).
Aa
White text reads best on this color (4.65:1).
About this color
#D83824 is a medium-dark, vivid red. In OKLCH its lightness is 58%, its chroma 0.200 and its hue 31°. Its hue sits on the warm side of the wheel. The nearest named color is Tomato Red (#EC2D01), ΔE 0.039 away. White text reads best on it, at 4.65:1.
| Hue family | Reds |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.200) |
| Temperature | warm |
| Nearest name | Tomato Red (#EC2D01) |
| Black text | 4.51:1 |
| White text | 4.65:1 |
Values
| HEX | #D83824 |
| RGB | rgb(216, 56, 36) |
| HSL | hsl(7, 71%, 49%) |
| OKLCH | oklch(58.3% 0.2 30.8) |
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 #D83824 | 4.65:1 | AA | Lc -76.3 | Fine for body text |
| Black text on #D83824 | 4.51:1 | AA | Lc 33.2 | Non-text elements, placeholder text |
| #D83824 text on white | 4.65:1 | AA | Lc 70.9 | Content text, not long reading |
| #D83824 text on black | 4.51:1 | AA | Lc -30.8 | 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
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#FBE4DF
oklch(93.6% 0.026 32.2)
-
Step 200
200
#F8CEC5
oklch(88.5% 0.049 32.1)
-
Step 300
300
#F5AB9E
oklch(80.9% 0.09 30.2)
-
Step 400
400
#EC7B68
oklch(70.7% 0.143 30.9)
-
Step 500
500
#E3523E
oklch(63.1% 0.184 30.7)
-
Step 600
600 (this color)
#D83824
oklch(58.3% 0.2 30.8)
-
Step 700
700
#B21C09
oklch(49.1% 0.186 30.8)
-
Step 800
800
#901C0E
oklch(42.6% 0.153 30.7)
-
Step 900
900
#742015
oklch(37.7% 0.119 30.7)
-
Step 950
950
#44140D
oklch(26.9% 0.076 30.9)
#D83824 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) | #695E1F | 0.213 |
| Deuteranopia (no green cones) | #91811B | 0.192 |
| Tritanopia (no blue cones) | #EE0035 | 0.055 |
| Achromatopsia (no color) | #747474 | 0.201 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D83824
#D83824
oklch(58.3% 0.2 30.8)
- #008B9D
#008B9D
oklch(58.4% 0.101 210.7)
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 #D83824, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tomato Red #EC2D01 ΔE 0.039
- Faded Red #D3494E ΔE 0.041
- Deep Orange #DC4D01 ΔE 0.043
- Imperial Red #E63946 ΔE 0.043
- Crimson #DC143C ΔE 0.047
- Dark Coral #CF524E ΔE 0.048
- Pale Red #D9544D ΔE 0.050
- Red Pantone #EF233C ΔE 0.053
Use #D83824 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.