#FB632F
Closest named color: Bright Orange (#FF5B00). oklch(68.8% 0.197 38.2), rgb(251, 99, 47).
Aa
Black text reads best on this color (6.92:1).
About this color
#FB632F is a medium-light, vivid red. In OKLCH its lightness is 69%, its chroma 0.197 and its hue 38°. Its hue sits on the warm side of the wheel. The nearest named color is Bright Orange (#FF5B00), ΔE 0.019 away. Black text reads best on it, at 6.92:1.
| Hue family | Reds |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.197) |
| Temperature | warm |
| Nearest name | Bright Orange (#FF5B00) |
| Black text | 6.92:1 |
| White text | 3.03:1 |
Values
| HEX | #FB632F |
| RGB | rgb(251, 99, 47) |
| HSL | hsl(15, 96%, 58%) |
| OKLCH | oklch(68.8% 0.197 38.2) |
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 #FB632F | 3.03:1 | AA large text | Lc -61.5 | Content text, not long reading |
| Black text on #FB632F | 6.92:1 | AA | Lc 47.9 | Large or bold text, headings |
| #FB632F text on white | 3.03:1 | AA large text | Lc 56.1 | Large or bold text, headings |
| #FB632F text on black | 6.92:1 | AA | Lc -45.6 | 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
#FFF2EE
oklch(97% 0.015 37.9)
-
Step 100
100
#FFE3DA
oklch(93.6% 0.033 38.6)
-
Step 200
200
#FFCCBC
oklch(88.6% 0.062 38.1)
-
Step 300
300
#FFA78B
oklch(80.9% 0.112 38.4)
-
Step 400
400 (this color)
#FB632F
oklch(68.8% 0.197 38.2)
-
Step 500
500
#EA4B00
oklch(63.1% 0.206 38.2)
-
Step 600
600
#C63E00
oklch(55.6% 0.181 38.2)
-
Step 700
700
#A73300
oklch(49% 0.16 38.2)
-
Step 800
800
#8A2900
oklch(42.7% 0.139 38.4)
-
Step 900
900
#742100
oklch(37.7% 0.122 38.4)
-
Step 950
950
#481100
oklch(27.1% 0.088 38.3)
#FB632F 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) | #8E7F27 | 0.197 |
| Deuteranopia (no green cones) | #B4A128 | 0.179 |
| Tritanopia (no blue cones) | #FF3C59 | 0.083 |
| Achromatopsia (no color) | #949494 | 0.198 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #FB632F
#FB632F
oklch(68.8% 0.197 38.2)
- #00ACCD
#00ACCD
oklch(68.7% 0.123 218)
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 #FB632F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bright Orange #FF5B00 ΔE 0.019
- Tomato #FF6347 ΔE 0.022
- Orange Pant #FB5607 ΔE 0.024
- Pinkish Orange #FF724C ΔE 0.033
- Orange Pink #FF6F52 ΔE 0.034
- Blood Orange #FE4B03 ΔE 0.037
- Burnt Sienna #E76F51 ΔE 0.043
- Orange Red #FF4500 ΔE 0.044
Use #FB632F 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.