#EC6003
Closest named color: Orange Pant (#FB5607). oklch(65.9% 0.191 44.1), rgb(236, 96, 3).
Aa
Black text reads best on this color (6.24:1).
About this color
#EC6003 is a medium-light, vivid orange. In OKLCH its lightness is 66%, its chroma 0.191 and its hue 44°. Its hue sits on the warm side of the wheel. The nearest named color is Orange Pant (#FB5607), ΔE 0.030 away. Black text reads best on it, at 6.24:1.
| Hue family | Oranges |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.191) |
| Temperature | warm |
| Nearest name | Orange Pant (#FB5607) |
| Black text | 6.24:1 |
| White text | 3.36:1 |
Values
| HEX | #EC6003 |
| RGB | rgb(236, 96, 3) |
| HSL | hsl(24, 97%, 47%) |
| OKLCH | oklch(65.9% 0.191 44.1) |
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 #EC6003 | 3.36:1 | AA large text | Lc -65.6 | Content text, not long reading |
| Black text on #EC6003 | 6.24:1 | AA | Lc 43.9 | Non-text elements, placeholder text |
| #EC6003 text on white | 3.36:1 | AA large text | Lc 60.1 | Content text, not long reading |
| #EC6003 text on black | 6.24:1 | AA | Lc -41.6 | 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 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
#F8CFBE
oklch(88.5% 0.052 43.7)
-
Step 300
300
#F4AD8F
oklch(80.8% 0.093 43.8)
-
Step 400
400
#EB7E4D
oklch(70.6% 0.149 43.9)
-
Step 500
500 (this color)
#EC6003
oklch(65.9% 0.191 44.1)
-
Step 600
600
#BC4B00
oklch(55.6% 0.161 44.3)
-
Step 700
700
#9F3E00
oklch(49.1% 0.142 44.2)
-
Step 800
800
#843200
oklch(42.8% 0.124 44.1)
-
Step 900
900
#6F2900
oklch(37.9% 0.11 44.2)
-
Step 950
950
#441600
oklch(27% 0.078 44.2)
#EC6003 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) | #897800 | 0.180 |
| Deuteranopia (no green cones) | #AB9800 | 0.163 |
| Tritanopia (no blue cones) | #FF3B52 | 0.094 |
| Achromatopsia (no color) | #8C8C8C | 0.192 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EC6003
#EC6003
oklch(65.9% 0.191 44.1)
- #00A1CA
#00A1CA
oklch(65.9% 0.124 224.3)
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 #EC6003, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Orange Pant #FB5607 ΔE 0.030
- Bright Orange #FF5B00 ΔE 0.035
- Blood Orange #FE4B03 ΔE 0.043
- Chocolate #D2691E ΔE 0.047
- Burnt Sienna #E76F51 ΔE 0.048
- Pumpkin #E17701 ΔE 0.049
- Orange Red #FF4500 ΔE 0.050
- Deep Orange #DC4D01 ΔE 0.051
Use #EC6003 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.