#DF1A0A
Closest named color: Tomato Red (#EC2D01). oklch(57.5% 0.226 29.9), rgb(223, 26, 10).
Aa
White text reads best on this color (4.89:1).
About this color
#DF1A0A is a medium-dark, vivid red. In OKLCH its lightness is 57%, its chroma 0.226 and its hue 30°. Its hue sits on the warm side of the wheel. The nearest named color is Tomato Red (#EC2D01), ΔE 0.035 away. White text reads best on it, at 4.89:1.
| Hue family | Reds |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.226) |
| Temperature | warm |
| Nearest name | Tomato Red (#EC2D01) |
| Black text | 4.28:1 |
| White text | 4.89:1 |
Values
| HEX | #DF1A0A |
| RGB | rgb(223, 26, 10) |
| HSL | hsl(5, 91%, 46%) |
| OKLCH | oklch(57.5% 0.226 29.9) |
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 #DF1A0A | 4.89:1 | AA | Lc -77.1 | Fine for body text |
| Black text on #DF1A0A | 4.28:1 | AA large text | Lc 32.5 | Non-text elements, placeholder text |
| #DF1A0A text on white | 4.89:1 | AA | Lc 71.6 | Content text, not long reading |
| #DF1A0A text on black | 4.28:1 | AA large text | Lc -30.1 | 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
#FFF2F0
oklch(97.1% 0.014 28)
-
Step 100
100
#FDE3DE
oklch(93.6% 0.03 30.6)
-
Step 200
200
#FCCCC3
oklch(88.5% 0.056 30.5)
-
Step 300
300
#FBA89A
oklch(80.9% 0.101 30)
-
Step 400
400
#F57461
oklch(70.8% 0.162 30.2)
-
Step 500
500
#ED4433
oklch(63.2% 0.208 29.7)
-
Step 600
600 (this color)
#DF1A0A
oklch(57.5% 0.226 29.9)
-
Step 700
700
#B60A00
oklch(49% 0.197 29.9)
-
Step 800
800
#970700
oklch(42.7% 0.172 29.9)
-
Step 900
900
#7A160D
oklch(37.8% 0.136 29.9)
-
Step 950
950
#48100A
oklch(27.1% 0.086 29.8)
#DF1A0A 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) | #625600 | 0.246 |
| Deuteranopia (no green cones) | #907F00 | 0.218 |
| Tritanopia (no blue cones) | #F6001C | 0.046 |
| Achromatopsia (no color) | #717171 | 0.227 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #DF1A0A
#DF1A0A
oklch(57.5% 0.226 29.9)
- #008899
#008899
oklch(57.4% 0.099 210.1)
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 #DF1A0A, closest first.
No curated palette has a color within ΔE 0.04 of #DF1A0A.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tomato Red #EC2D01 ΔE 0.035
- Crimson #DC143C ΔE 0.039
- Red Pantone #EF233C ΔE 0.048
- Imperial Red #E63946 ΔE 0.050
- Cherry #CF0234 ΔE 0.051
- Cherry Red #F7022A ΔE 0.051
- Vermillion #F4320C ΔE 0.053
- Fire Engine Red #FE0002 ΔE 0.060
Use #DF1A0A 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.