#EC9507
Closest named color: Gamboge (#EE9B00). oklch(74.2% 0.161 68.5), rgb(236, 149, 7).
Aa
Black text reads best on this color (8.86:1).
About this color
#EC9507 is a medium-light, vivid orange. In OKLCH its lightness is 74%, its chroma 0.161 and its hue 69°. Its hue sits on the warm side of the wheel. The nearest named color is Gamboge (#EE9B00), ΔE 0.015 away. Black text reads best on it, at 8.86:1.
| Hue family | Oranges |
| Lightness | medium-light (74%) |
| Chroma | vivid (0.161) |
| Temperature | warm |
| Nearest name | Gamboge (#EE9B00) |
| Black text | 8.86:1 |
| White text | 2.36:1 |
Values
| HEX | #EC9507 |
| RGB | rgb(236, 149, 7) |
| HSL | hsl(37, 94%, 48%) |
| OKLCH | oklch(74.2% 0.161 68.5) |
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 #EC9507 | 2.36:1 | Fails | Lc -51.2 | Large or bold text, headings |
| Black text on #EC9507 | 8.86:1 | AAA | Lc 57.7 | Large or bold text, headings |
| #EC9507 text on white | 2.36:1 | Fails | Lc 46.3 | Large or bold text, headings |
| #EC9507 text on black | 8.86:1 | AAA | Lc -55.8 | Large or bold text, headings |
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
#FCF4EC
oklch(97.1% 0.014 67.7)
-
Step 100
100
#F7E7D6
oklch(93.6% 0.029 69.2)
-
Step 200
200
#F2D3B2
oklch(88.5% 0.056 68.8)
-
Step 300
300
#ECB578
oklch(81% 0.101 68.5)
-
Step 400
400 (this color)
#EC9507
oklch(74.2% 0.161 68.5)
-
Step 500
500
#BF7700
oklch(63.2% 0.138 68.4)
-
Step 600
600
#A16400
oklch(55.7% 0.122 68.7)
-
Step 700
700
#885300
oklch(49.1% 0.108 68.1)
-
Step 800
800
#704400
oklch(42.8% 0.094 68.6)
-
Step 900
900
#5D3800
oklch(37.7% 0.082 69.1)
-
Step 950
950
#392000
oklch(27% 0.059 68.3)
#EC9507 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) | #B29C00 | 0.097 |
| Deuteranopia (no green cones) | #C6B110 | 0.088 |
| Tritanopia (no blue cones) | #FF807F | 0.125 |
| Achromatopsia (no color) | #A8A8A8 | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EC9507
#EC9507
oklch(74.2% 0.161 68.5)
- #5DB1FF
#5DB1FF
oklch(74.1% 0.14 248.7)
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 #EC9507, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gamboge #EE9B00 ΔE 0.015
- Tangerine #FF9408 ΔE 0.033
- Dark Orange #FF8C00 ΔE 0.036
- Faded Orange #F0944D ΔE 0.039
- Goldenrod #DAA520 ΔE 0.045
- Orange Wheel #F77F00 ΔE 0.051
- Earth Yellow #DDA15E ΔE 0.052
- Orange #FFA500 ΔE 0.052
Use #EC9507 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.