#FA3600
Closest named color: Red Orange (#FD3C06). oklch(64% 0.235 33.2), rgb(250, 54, 0).
Aa
Black text reads best on this color (5.59:1).
About this color
#FA3600 is a medium-light, vivid red. In OKLCH its lightness is 64%, its chroma 0.235 and its hue 33°. Its hue sits on the warm side of the wheel. The nearest named color is Red Orange (#FD3C06), ΔE 0.010 away. Black text reads best on it, at 5.59:1.
| Hue family | Reds |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.235) |
| Temperature | warm |
| Nearest name | Red Orange (#FD3C06) |
| Black text | 5.59:1 |
| White text | 3.75:1 |
Values
| HEX | #FA3600 |
| RGB | rgb(250, 54, 0) |
| HSL | hsl(13, 100%, 49%) |
| OKLCH | oklch(64% 0.235 33.2) |
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 #FA3600 | 3.75:1 | AA large text | Lc -68.7 | Content text, not long reading |
| Black text on #FA3600 | 5.59:1 | AA | Lc 40.9 | Non-text elements, placeholder text |
| #FA3600 text on white | 3.75:1 | AA large text | Lc 63.2 | Content text, not long reading |
| #FA3600 text on black | 5.59:1 | AA | Lc -38.5 | 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 500.
-
Step 50
50
#FFF2EF
oklch(97.1% 0.015 33.1)
-
Step 100
100
#FFE3DC
oklch(93.7% 0.032 34.3)
-
Step 200
200
#FFCBBF
oklch(88.5% 0.062 33.2)
-
Step 300
300
#FFA692
oklch(80.8% 0.11 33.3)
-
Step 400
400
#FE6C4F
oklch(70.7% 0.184 33)
-
Step 500
500 (this color)
#FA3600
oklch(64% 0.235 33.2)
-
Step 600
600
#D02B00
oklch(55.7% 0.205 33.2)
-
Step 700
700
#B02300
oklch(49.2% 0.18 33.2)
-
Step 800
800
#911B00
oklch(42.6% 0.157 33.2)
-
Step 900
900
#7A1500
oklch(37.6% 0.138 33.2)
-
Step 950
950
#4B0B01
oklch(27% 0.096 33.4)
#FA3600 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) | #776800 | 0.248 |
| Deuteranopia (no green cones) | #A69300 | 0.222 |
| Tritanopia (no blue cones) | #FF0030 | 0.044 |
| Achromatopsia (no color) | #848484 | 0.236 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #FA3600
#FA3600
oklch(64% 0.235 33.2)
- #009DB5
#009DB5
oklch(64% 0.112 213.5)
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 #FA3600, closest first.
No curated palette has a color within ΔE 0.04 of #FA3600.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Orange #FD3C06 ΔE 0.010
- Vermillion #F4320C ΔE 0.014
- Orangey Red #FA4224 ΔE 0.016
- Orangered #FE420F ΔE 0.018
- Orange Red #FF4500 ΔE 0.023
- Blood Orange #FE4B03 ΔE 0.030
- Red #FF0000 ΔE 0.031
- Fire Engine Red #FE0002 ΔE 0.031
Use #FA3600 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.