#EF602A
Closest named color: Orange Pant (#FB5607). oklch(66.5% 0.188 39.3), rgb(239, 96, 42).
Aa
Black text reads best on this color (6.37:1).
About this color
#EF602A is a medium-light, vivid red. In OKLCH its lightness is 67%, its chroma 0.188 and its hue 39°. Its hue sits on the warm side of the wheel. The nearest named color is Orange Pant (#FB5607), ΔE 0.025 away. Black text reads best on it, at 6.37:1.
| Hue family | Reds |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.188) |
| Temperature | warm |
| Nearest name | Orange Pant (#FB5607) |
| Black text | 6.37:1 |
| White text | 3.29:1 |
Values
| HEX | #EF602A |
| RGB | rgb(239, 96, 42) |
| HSL | hsl(16, 86%, 55%) |
| OKLCH | oklch(66.5% 0.188 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 #EF602A | 3.29:1 | AA large text | Lc -64.8 | Content text, not long reading |
| Black text on #EF602A | 6.37:1 | AA | Lc 44.7 | Non-text elements, placeholder text |
| #EF602A text on white | 3.29:1 | AA large text | Lc 59.4 | Large or bold text, headings |
| #EF602A text on black | 6.37:1 | AA | Lc -42.3 | 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
#FBE4DD
oklch(93.6% 0.027 37.6)
-
Step 200
200
#F8CEC1
oklch(88.4% 0.051 37.9)
-
Step 300
300
#F5AD94
oklch(81% 0.092 39.9)
-
Step 400
400
#EC7D57
oklch(70.7% 0.147 39.4)
-
Step 500
500 (this color)
#EF602A
oklch(66.5% 0.188 39.3)
-
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
#441504
oklch(26.9% 0.078 39.6)
#EF602A 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) | #897A21 | 0.186 |
| Deuteranopia (no green cones) | #AC9A24 | 0.170 |
| Tritanopia (no blue cones) | #FF3C56 | 0.082 |
| Achromatopsia (no color) | #8E8E8E | 0.189 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EF602A
#EF602A
oklch(66.5% 0.188 39.3)
- #00A4C6
#00A4C6
oklch(66.4% 0.121 219.6)
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 #EF602A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Orange Pant #FB5607 ΔE 0.025
- Bright Orange #FF5B00 ΔE 0.030
- Burnt Sienna #E76F51 ΔE 0.037
- Blood Orange #FE4B03 ΔE 0.037
- Tomato #FF6347 ΔE 0.039
- Orange Red #FF4500 ΔE 0.044
- Orangered #FE420F ΔE 0.047
- Orangey Red #FA4224 ΔE 0.047
Use #EF602A 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.