#D43B23
Closest named color: Faded Red (#D3494E). oklch(57.9% 0.194 31.8), rgb(212, 59, 35).
Aa
White text reads best on this color (4.71:1).
About this color
#D43B23 is a medium-dark, vivid red. In OKLCH its lightness is 58%, its chroma 0.194 and its hue 32°. Its hue sits on the warm side of the wheel. The nearest named color is Faded Red (#D3494E), ΔE 0.041 away. White text reads best on it, at 4.71:1.
| Hue family | Reds |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.194) |
| Temperature | warm |
| Nearest name | Faded Red (#D3494E) |
| Black text | 4.44:1 |
| White text | 4.71:1 |
Values
| HEX | #D43B23 |
| RGB | rgb(212, 59, 35) |
| HSL | hsl(8, 72%, 48%) |
| OKLCH | oklch(57.9% 0.194 31.8) |
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 #D43B23 | 4.71:1 | AA | Lc -76.9 | Fine for body text |
| Black text on #D43B23 | 4.44:1 | AA large text | Lc 32.7 | Non-text elements, placeholder text |
| #D43B23 text on white | 4.71:1 | AA | Lc 71.4 | Content text, not long reading |
| #D43B23 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
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#FAE4E0
oklch(93.6% 0.025 29.9)
-
Step 200
200
#F7CEC6
oklch(88.4% 0.048 30.9)
-
Step 300
300
#F4AC9E
oklch(80.9% 0.088 31.3)
-
Step 400
400
#EA7D68
oklch(70.7% 0.139 32.1)
-
Step 500
500
#E0553E
oklch(63% 0.178 31.7)
-
Step 600
600 (this color)
#D43B23
oklch(57.9% 0.194 31.8)
-
Step 700
700
#B0220A
oklch(49.1% 0.18 31.8)
-
Step 800
800
#8F200E
oklch(42.8% 0.149 31.9)
-
Step 900
900
#732215
oklch(37.8% 0.116 31.8)
-
Step 950
950
#44150E
oklch(27% 0.074 30.9)
#D43B23 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) | #6A5E1E | 0.203 |
| Deuteranopia (no green cones) | #8F801A | 0.186 |
| Tritanopia (no blue cones) | #EA0037 | 0.060 |
| Achromatopsia (no color) | #737373 | 0.195 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D43B23
#D43B23
oklch(57.9% 0.194 31.8)
- #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 #D43B23, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Red #D3494E ΔE 0.041
- Deep Orange #DC4D01 ΔE 0.042
- Tomato Red #EC2D01 ΔE 0.045
- Brick Orange #C14A09 ΔE 0.046
- Dark Coral #CF524E ΔE 0.046
- Imperial Red #E63946 ΔE 0.049
- Pale Red #D9544D ΔE 0.051
- Crimson #DC143C ΔE 0.051
Use #D43B23 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.