#DF3F1E
Closest named color: Tomato Red (#EC2D01). oklch(60.1% 0.202 33.2), rgb(223, 63, 30).
Aa
Black text reads best on this color (4.86:1).
About this color
#DF3F1E is a medium-dark, vivid red. In OKLCH its lightness is 60%, its chroma 0.202 and its hue 33°. Its hue sits on the warm side of the wheel. The nearest named color is Tomato Red (#EC2D01), ΔE 0.027 away. Black text reads best on it, at 4.86:1.
| Hue family | Reds |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.202) |
| Temperature | warm |
| Nearest name | Tomato Red (#EC2D01) |
| Black text | 4.86:1 |
| White text | 4.31:1 |
Values
| HEX | #DF3F1E |
| RGB | rgb(223, 63, 30) |
| HSL | hsl(10, 76%, 50%) |
| OKLCH | oklch(60.1% 0.202 33.2) |
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 #DF3F1E | 4.31:1 | AA large text | Lc -74.0 | Content text, not long reading |
| Black text on #DF3F1E | 4.86:1 | AA | Lc 35.6 | Non-text elements, placeholder text |
| #DF3F1E text on white | 4.31:1 | AA large text | Lc 68.5 | Content text, not long reading |
| #DF3F1E text on black | 4.86:1 | AA | Lc -33.2 | 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 500.
-
Step 50
50
#FEF2F0
oklch(97% 0.013 28.9)
-
Step 100
100
#FCE4DE
oklch(93.7% 0.028 34.3)
-
Step 200
200
#FBCDC2
oklch(88.5% 0.055 33.7)
-
Step 300
300
#F9A997
oklch(80.8% 0.099 33.2)
-
Step 400
400
#F2775D
oklch(70.7% 0.157 33.3)
-
Step 500
500 (this color)
#DF3F1E
oklch(60.1% 0.202 33.2)
-
Step 600
600
#D02B00
oklch(55.7% 0.205 33.2)
-
Step 700
700
#B02300
oklch(49.2% 0.18 33.2)
-
Step 800
800
#911B00
oklch(42.6% 0.157 33.2)
-
Step 900
900
#781A06
oklch(37.7% 0.131 33.2)
-
Step 950
950
#471207
oklch(27.1% 0.083 33.7)
#DF3F1E 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) | #706317 | 0.212 |
| Deuteranopia (no green cones) | #978712 | 0.193 |
| Tritanopia (no blue cones) | #F6003A | 0.066 |
| Achromatopsia (no color) | #7A7A7A | 0.203 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #DF3F1E
#DF3F1E
oklch(60.1% 0.202 33.2)
- #0090A6
#0090A6
oklch(60% 0.105 213.4)
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 #DF3F1E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tomato Red #EC2D01 ΔE 0.027
- Deep Orange #DC4D01 ΔE 0.028
- Vermillion #F4320C ΔE 0.039
- Imperial Red #E63946 ΔE 0.041
- Pale Red #D9544D ΔE 0.044
- Faded Red #D3494E ΔE 0.046
- Dark Coral #CF524E ΔE 0.049
- Red Pantone #EF233C ΔE 0.051
Use #DF3F1E 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.