#EC6839
Closest named color: Burnt Sienna (#E76F51). oklch(67.3% 0.175 39.3), rgb(236, 104, 57).
Aa
Black text reads best on this color (6.60:1).
About this color
#EC6839 is a medium-light, vivid red. In OKLCH its lightness is 67%, its chroma 0.175 and its hue 39°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Sienna (#E76F51), ΔE 0.023 away. Black text reads best on it, at 6.60:1.
| Hue family | Reds |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.175) |
| Temperature | warm |
| Nearest name | Burnt Sienna (#E76F51) |
| Black text | 6.60:1 |
| White text | 3.17:1 |
Values
| HEX | #EC6839 |
| RGB | rgb(236, 104, 57) |
| HSL | hsl(16, 82%, 57%) |
| OKLCH | oklch(67.3% 0.175 39.3) |
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 #EC6839 | 3.17:1 | AA large text | Lc -63.6 | Content text, not long reading |
| Black text on #EC6839 | 6.60:1 | AA | Lc 45.9 | Large or bold text, headings |
| #EC6839 text on white | 3.17:1 | AA large text | Lc 58.2 | Large or bold text, headings |
| #EC6839 text on black | 6.60:1 | AA | Lc -43.5 | 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
#FFF2EE
oklch(97% 0.015 37.9)
-
Step 100
100
#FEE3DB
oklch(93.6% 0.032 37.1)
-
Step 200
200
#FECCBC
oklch(88.5% 0.061 38.5)
-
Step 300
300
#FEA88B
oklch(80.9% 0.11 39.4)
-
Step 400
400 (this color)
#EC6839
oklch(67.3% 0.175 39.3)
-
Step 500
500
#E84E00
oklch(63.1% 0.201 39.2)
-
Step 600
600
#C44100
oklch(55.6% 0.177 39.3)
-
Step 700
700
#A63500
oklch(49.1% 0.157 39.1)
-
Step 800
800
#892B00
oklch(42.8% 0.136 39.4)
-
Step 900
900
#732200
oklch(37.6% 0.12 39.1)
-
Step 950
950
#471200
oklch(27% 0.086 39.4)
#EC6839 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) | #8D7E33 | 0.170 |
| Deuteranopia (no green cones) | #AD9B35 | 0.155 |
| Tritanopia (no blue cones) | #FF4A5E | 0.079 |
| Achromatopsia (no color) | #909090 | 0.176 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EC6839
#EC6839
oklch(67.3% 0.175 39.3)
- #00A7C9
#00A7C9
oklch(67.3% 0.122 219.2)
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 #EC6839, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Sienna #E76F51 ΔE 0.023
- Orange Pant #FB5607 ΔE 0.038
- Tomato #FF6347 ΔE 0.039
- Bright Orange #FF5B00 ΔE 0.040
- Pinkish Orange #FF724C ΔE 0.045
- Orange Pink #FF6F52 ΔE 0.045
- Dark Peach #DE7E5D ΔE 0.050
- Blood Orange #FE4B03 ΔE 0.051
Use #EC6839 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.