#F3604F
Closest named color: Grapefruit (#FD5956). oklch(67.5% 0.184 29.3), rgb(243, 96, 79).
Aa
Black text reads best on this color (6.59:1).
About this color
#F3604F is a medium-light, vivid red. In OKLCH its lightness is 68%, its chroma 0.184 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Grapefruit (#FD5956), ΔE 0.023 away. Black text reads best on it, at 6.59:1.
| Hue family | Reds |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.184) |
| Temperature | warm |
| Nearest name | Grapefruit (#FD5956) |
| Black text | 6.59:1 |
| White text | 3.18:1 |
Values
| HEX | #F3604F |
| RGB | rgb(243, 96, 79) |
| HSL | hsl(6, 87%, 63%) |
| OKLCH | oklch(67.5% 0.184 29.3) |
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 #F3604F | 3.18:1 | AA large text | Lc -63.5 | Content text, not long reading |
| Black text on #F3604F | 6.59:1 | AA | Lc 45.9 | Large or bold text, headings |
| #F3604F text on white | 3.18:1 | AA large text | Lc 58.1 | Large or bold text, headings |
| #F3604F text on black | 6.59:1 | AA | Lc -43.6 | 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 400.
-
Step 50
50
#FFF2F0
oklch(97.1% 0.014 28)
-
Step 100
100
#FFE2DD
oklch(93.5% 0.033 29.4)
-
Step 200
200
#FFCBC2
oklch(88.5% 0.061 29.7)
-
Step 300
300
#FFA698
oklch(81% 0.108 29.4)
-
Step 400
400 (this color)
#F3604F
oklch(67.5% 0.184 29.3)
-
Step 500
500
#F82E21
oklch(63.2% 0.236 29.4)
-
Step 600
600
#D90200
oklch(55.6% 0.228 29.3)
-
Step 700
700
#B80200
oklch(49.2% 0.201 29.4)
-
Step 800
800
#980100
oklch(42.7% 0.175 29.3)
-
Step 900
900
#800201
oklch(37.8% 0.154 29.3)
-
Step 950
950
#4B0905
oklch(26.9% 0.097 29.5)
#F3604F 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) | #877C4C | 0.193 |
| Deuteranopia (no green cones) | #AC9C4B | 0.177 |
| Tritanopia (no blue cones) | #FF3F5D | 0.060 |
| Achromatopsia (no color) | #909090 | 0.185 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #F3604F
#F3604F
oklch(67.5% 0.184 29.3)
- #00AABE
#00AABE
oklch(67.6% 0.117 209.5)
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 #F3604F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grapefruit #FD5956 ΔE 0.023
- Tomato #FF6347 ΔE 0.026
- Coral Pink #FF6163 ΔE 0.032
- Burnt Sienna #E76F51 ΔE 0.033
- Orange Pink #FF6F52 ΔE 0.039
- Light Red #FF474C ΔE 0.041
- Orange Pant #FB5607 ΔE 0.044
- Pinkish Orange #FF724C ΔE 0.046
Use #F3604F 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.