#EC670B
Closest named color: Orange Pant (#FB5607). oklch(66.9% 0.185 46.1), rgb(236, 103, 11).
Aa
Black text reads best on this color (6.51:1).
About this color
#EC670B is a medium-light, vivid orange. In OKLCH its lightness is 67%, its chroma 0.185 and its hue 46°. Its hue sits on the warm side of the wheel. The nearest named color is Orange Pant (#FB5607), ΔE 0.037 away. Black text reads best on it, at 6.51:1.
| Hue family | Oranges |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.185) |
| Temperature | warm |
| Nearest name | Orange Pant (#FB5607) |
| Black text | 6.51:1 |
| White text | 3.22:1 |
Values
| HEX | #EC670B |
| RGB | rgb(236, 103, 11) |
| HSL | hsl(25, 91%, 48%) |
| OKLCH | oklch(66.9% 0.185 46.1) |
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 #EC670B | 3.22:1 | AA large text | Lc -64.1 | Content text, not long reading |
| Black text on #EC670B | 6.51:1 | AA | Lc 45.4 | Large or bold text, headings |
| #EC670B text on white | 3.22:1 | AA large text | Lc 58.7 | Large or bold text, headings |
| #EC670B text on black | 6.51:1 | AA | Lc -43.1 | 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 500.
-
Step 50
50
#FDF3EF
oklch(97.1% 0.012 43.3)
-
Step 100
100
#FAE5DC
oklch(93.6% 0.026 44.7)
-
Step 200
200
#F6D0BE
oklch(88.5% 0.049 46.8)
-
Step 300
300
#F2AF8F
oklch(80.9% 0.09 46.5)
-
Step 400
400
#E8814C
oklch(70.7% 0.144 46.5)
-
Step 500
500 (this color)
#EC670B
oklch(66.9% 0.185 46.1)
-
Step 600
600
#B94E00
oklch(55.5% 0.156 46.2)
-
Step 700
700
#9D4100
oklch(49.2% 0.138 46.2)
-
Step 800
800
#813400
oklch(42.6% 0.119 46.2)
-
Step 900
900
#6D2B00
oklch(37.8% 0.106 46.3)
-
Step 950
950
#431700
oklch(27% 0.076 45.7)
#EC670B 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) | #8E7C00 | 0.170 |
| Deuteranopia (no green cones) | #AE9B00 | 0.155 |
| Tritanopia (no blue cones) | #FF4659 | 0.097 |
| Achromatopsia (no color) | #8F8F8F | 0.186 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EC670B
#EC670B
oklch(66.9% 0.185 46.1)
- #00A4D1
#00A4D1
oklch(67% 0.128 226.2)
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 #EC670B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Orange Pant #FB5607 ΔE 0.037
- Bright Orange #FF5B00 ΔE 0.037
- Pumpkin #E17701 ΔE 0.038
- Burnt Sienna #E76F51 ΔE 0.044
- Chocolate #D2691E ΔE 0.047
- Blood Orange #FE4B03 ΔE 0.052
- Tomato #FF6347 ΔE 0.054
- Pumpkin Orange #FB7D07 ΔE 0.057
Use #EC670B 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.