#D43D06
Closest named color: Deep Orange (#DC4D01). oklch(58% 0.195 36.1), rgb(212, 61, 6).
Aa
White text reads best on this color (4.69:1).
About this color
#D43D06 is a medium-dark, vivid red. In OKLCH its lightness is 58%, its chroma 0.195 and its hue 36°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Orange (#DC4D01), ΔE 0.034 away. White text reads best on it, at 4.69:1.
| Hue family | Reds |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.195) |
| Temperature | warm |
| Nearest name | Deep Orange (#DC4D01) |
| Black text | 4.46:1 |
| White text | 4.69:1 |
Values
| HEX | #D43D06 |
| RGB | rgb(212, 61, 6) |
| HSL | hsl(16, 94%, 43%) |
| OKLCH | oklch(58% 0.195 36.1) |
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 #D43D06 | 4.69:1 | AA | Lc -76.7 | Fine for body text |
| Black text on #D43D06 | 4.46:1 | AA large text | Lc 32.8 | Non-text elements, placeholder text |
| #D43D06 text on white | 4.69:1 | AA | Lc 71.2 | Content text, not long reading |
| #D43D06 text on black | 4.46:1 | AA large text | Lc -30.4 | 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
#FAE4DE
oklch(93.5% 0.026 35.7)
-
Step 200
200
#F7CFC3
oklch(88.5% 0.048 37.3)
-
Step 300
300
#F3AD99
oklch(80.9% 0.088 36.6)
-
Step 400
400
#EA7E60
oklch(70.8% 0.14 36.4)
-
Step 500
500
#E05730
oklch(63.1% 0.179 36.3)
-
Step 600
600 (this color)
#D43D06
oklch(58% 0.195 36.1)
-
Step 700
700
#AB2E00
oklch(49.2% 0.168 36.2)
-
Step 800
800
#8D2400
oklch(42.7% 0.146 36.1)
-
Step 900
900
#73230B
oklch(37.8% 0.117 36.2)
-
Step 950
950
#431609
oklch(26.9% 0.073 36.7)
#D43D06 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) | #6C5E00 | 0.200 |
| Deuteranopia (no green cones) | #918000 | 0.180 |
| Tritanopia (no blue cones) | #EA0035 | 0.069 |
| Achromatopsia (no color) | #747474 | 0.196 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D43D06
#D43D06
oklch(58% 0.195 36.1)
- #0089A1
#0089A1
oklch(58% 0.103 215.8)
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 #D43D06, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Orange #DC4D01 ΔE 0.034
- Brick Orange #C14A09 ΔE 0.039
- Burnt Orange #C04E01 ΔE 0.044
- Tomato Red #EC2D01 ΔE 0.046
- Rust Orange #C45508 ΔE 0.047
- Rusty Orange #CD5909 ΔE 0.049
- Sinopia #BB3E03 ΔE 0.050
- Faded Red #D3494E ΔE 0.053
Use #D43D06 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.