#DA3D00
Closest named color: Deep Orange (#DC4D01). oklch(59% 0.201 36.2), rgb(218, 61, 0).
Aa
Black text reads best on this color (4.64:1).
About this color
#DA3D00 is a medium-dark, vivid red. In OKLCH its lightness is 59%, its chroma 0.201 and its hue 36°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Orange (#DC4D01), ΔE 0.027 away. Black text reads best on it, at 4.64:1.
| Hue family | Reds |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.201) |
| Temperature | warm |
| Nearest name | Deep Orange (#DC4D01) |
| Black text | 4.64:1 |
| White text | 4.51:1 |
Values
| HEX | #DA3D00 |
| RGB | rgb(218, 61, 0) |
| HSL | hsl(17, 100%, 43%) |
| OKLCH | oklch(59% 0.201 36.2) |
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 #DA3D00 | 4.51:1 | AA | Lc -75.4 | Fine for body text |
| Black text on #DA3D00 | 4.64:1 | AA | Lc 34.2 | Non-text elements, placeholder text |
| #DA3D00 text on white | 4.51:1 | AA | Lc 69.9 | Content text, not long reading |
| #DA3D00 text on black | 4.64:1 | AA | Lc -31.8 | 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
#FDF3F0
oklch(97.1% 0.012 37.4)
-
Step 100
100
#FBE4DE
oklch(93.6% 0.027 35)
-
Step 200
200
#F8CEC2
oklch(88.4% 0.05 36.5)
-
Step 300
300
#F5AC98
oklch(80.9% 0.091 35.9)
-
Step 400
400
#EC7C5E
oklch(70.7% 0.145 36)
-
Step 500
500
#E2542C
oklch(63% 0.185 36.1)
-
Step 600
600 (this color)
#DA3D00
oklch(59% 0.201 36.2)
-
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
#742107
oklch(37.7% 0.121 36.3)
-
Step 950
950
#441508
oklch(27% 0.076 36.2)
#DA3D00 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) | #6E6000 | 0.207 |
| Deuteranopia (no green cones) | #948300 | 0.186 |
| Tritanopia (no blue cones) | #F10035 | 0.070 |
| Achromatopsia (no color) | #767676 | 0.203 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #DA3D00
#DA3D00
oklch(59% 0.201 36.2)
- #008CA5
#008CA5
oklch(59% 0.105 216.2)
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 #DA3D00, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Orange #DC4D01 ΔE 0.027
- Tomato Red #EC2D01 ΔE 0.036
- Brick Orange #C14A09 ΔE 0.048
- Rusty Orange #CD5909 ΔE 0.050
- Vermillion #F4320C ΔE 0.050
- Rust Orange #C45508 ΔE 0.053
- Burnt Orange #C04E01 ΔE 0.053
- Faded Red #D3494E ΔE 0.054
Use #DA3D00 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.