#D53A0D
Closest named color: Deep Orange (#DC4D01). oklch(57.9% 0.198 34.8), rgb(213, 58, 13).
Aa
White text reads best on this color (4.72:1).
About this color
#D53A0D is a medium-dark, vivid red. In OKLCH its lightness is 58%, its chroma 0.198 and its hue 35°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Orange (#DC4D01), ΔE 0.037 away. White text reads best on it, at 4.72:1.
| Hue family | Reds |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.198) |
| Temperature | warm |
| Nearest name | Deep Orange (#DC4D01) |
| Black text | 4.44:1 |
| White text | 4.72:1 |
Values
| HEX | #D53A0D |
| RGB | rgb(213, 58, 13) |
| HSL | hsl(14, 88%, 44%) |
| OKLCH | oklch(57.9% 0.198 34.8) |
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 #D53A0D | 4.72:1 | AA | Lc -76.9 | Fine for body text |
| Black text on #D53A0D | 4.44:1 | AA large text | Lc 32.7 | Non-text elements, placeholder text |
| #D53A0D text on white | 4.72:1 | AA | Lc 71.4 | Content text, not long reading |
| #D53A0D text on black | 4.44:1 | 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
#FDF3F0
oklch(97.1% 0.012 37.4)
-
Step 100
100
#FAE4DF
oklch(93.5% 0.025 32.9)
-
Step 200
200
#F8CEC4
oklch(88.5% 0.05 33.6)
-
Step 300
300
#F4AC9A
oklch(80.8% 0.089 34.6)
-
Step 400
400
#EB7D62
oklch(70.8% 0.142 34.9)
-
Step 500
500
#E15533
oklch(63.1% 0.181 34.8)
-
Step 600
600 (this color)
#D53A0D
oklch(57.9% 0.198 34.8)
-
Step 700
700
#AD2900
oklch(49.1% 0.173 34.7)
-
Step 800
800
#8F2000
oklch(42.7% 0.151 34.7)
-
Step 900
900
#73220D
oklch(37.7% 0.118 35.1)
-
Step 950
950
#44150A
oklch(27% 0.075 34.5)
#D53A0D 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) | #6A5D00 | 0.207 |
| Deuteranopia (no green cones) | #908000 | 0.186 |
| Tritanopia (no blue cones) | #EB0033 | 0.064 |
| Achromatopsia (no color) | #737373 | 0.199 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D53A0D
#D53A0D
oklch(57.9% 0.198 34.8)
- #00899F
#00899F
oklch(57.9% 0.102 214.2)
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 #D53A0D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Orange #DC4D01 ΔE 0.037
- Brick Orange #C14A09 ΔE 0.043
- Tomato Red #EC2D01 ΔE 0.043
- Burnt Orange #C04E01 ΔE 0.049
- Sinopia #BB3E03 ΔE 0.051
- Faded Red #D3494E ΔE 0.051
- Rust Orange #C45508 ΔE 0.052
- Rusty Orange #CD5909 ΔE 0.054
Use #D53A0D 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.