#ED673F
Closest named color: Burnt Sienna (#E76F51). oklch(67.3% 0.175 37.1), rgb(237, 103, 63).
Aa
Black text reads best on this color (6.61:1).
About this color
#ED673F is a medium-light, vivid red. In OKLCH its lightness is 67%, its chroma 0.175 and its hue 37°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Sienna (#E76F51), ΔE 0.020 away. Black text reads best on it, at 6.61:1.
| Hue family | Reds |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.175) |
| Temperature | warm |
| Nearest name | Burnt Sienna (#E76F51) |
| Black text | 6.61:1 |
| White text | 3.17:1 |
Values
| HEX | #ED673F |
| RGB | rgb(237, 103, 63) |
| HSL | hsl(14, 83%, 59%) |
| OKLCH | oklch(67.3% 0.175 37.1) |
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 #ED673F | 3.17:1 | AA large text | Lc -63.6 | Content text, not long reading |
| Black text on #ED673F | 6.61:1 | AA | Lc 45.9 | Large or bold text, headings |
| #ED673F text on white | 3.17:1 | AA large text | Lc 58.2 | Large or bold text, headings |
| #ED673F text on black | 6.61:1 | AA | Lc -43.6 | 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 400.
-
Step 50
50
#FFF2EF
oklch(97.1% 0.015 33.1)
-
Step 100
100
#FEE3DB
oklch(93.6% 0.032 37.1)
-
Step 200
200
#FECCBD
oklch(88.5% 0.061 37.3)
-
Step 300
300
#FEA78E
oklch(80.8% 0.109 36.8)
-
Step 400
400 (this color)
#ED673F
oklch(67.3% 0.175 37.1)
-
Step 500
500
#EC4700
oklch(63% 0.21 37.1)
-
Step 600
600
#C83B00
oklch(55.7% 0.186 37.1)
-
Step 700
700
#A93000
oklch(49.1% 0.164 37)
-
Step 800
800
#8C2600
oklch(42.7% 0.143 37)
-
Step 900
900
#751F00
oklch(37.6% 0.125 37.3)
-
Step 950
950
#491000
oklch(27.1% 0.09 37.4)
#ED673F 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) | #8C7E3A | 0.173 |
| Deuteranopia (no green cones) | #AD9C3B | 0.160 |
| Tritanopia (no blue cones) | #FF495E | 0.074 |
| Achromatopsia (no color) | #909090 | 0.176 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ED673F
#ED673F
oklch(67.3% 0.175 37.1)
- #00A8C6
#00A8C6
oklch(67.4% 0.12 216.5)
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 #ED673F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Sienna #E76F51 ΔE 0.020
- Tomato #FF6347 ΔE 0.034
- Orange Pant #FB5607 ΔE 0.038
- Bright Orange #FF5B00 ΔE 0.040
- Orange Pink #FF6F52 ΔE 0.042
- Pinkish Orange #FF724C ΔE 0.043
- Grapefruit #FD5956 ΔE 0.048
- Blood Orange #FE4B03 ΔE 0.050
Use #ED673F 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.