#F66746
Closest named color: Tomato (#FF6347). oklch(68.8% 0.183 34.4), rgb(246, 103, 70).
Aa
Black text reads best on this color (6.94:1).
About this color
#F66746 is a medium-light, vivid red. In OKLCH its lightness is 69%, its chroma 0.183 and its hue 34°. Its hue sits on the warm side of the wheel. The nearest named color is Tomato (#FF6347), ΔE 0.017 away. Black text reads best on it, at 6.94:1.
| Hue family | Reds |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.183) |
| Temperature | warm |
| Nearest name | Tomato (#FF6347) |
| Black text | 6.94:1 |
| White text | 3.02:1 |
Values
| HEX | #F66746 |
| RGB | rgb(246, 103, 70) |
| HSL | hsl(11, 91%, 62%) |
| OKLCH | oklch(68.8% 0.183 34.4) |
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 #F66746 | 3.02:1 | AA large text | Lc -61.5 | Content text, not long reading |
| Black text on #F66746 | 6.94:1 | AA | Lc 47.9 | Large or bold text, headings |
| #F66746 text on white | 3.02:1 | AA large text | Lc 56.2 | Large or bold text, headings |
| #F66746 text on black | 6.94:1 | 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
#FFF2EF
oklch(97.1% 0.015 33.1)
-
Step 100
100
#FFE3DC
oklch(93.7% 0.032 34.3)
-
Step 200
200
#FFCBBE
oklch(88.4% 0.062 34.4)
-
Step 300
300
#FFA691
oklch(80.8% 0.11 33.9)
-
Step 400
400 (this color)
#F66746
oklch(68.8% 0.183 34.4)
-
Step 500
500
#F33C00
oklch(63.2% 0.225 34.4)
-
Step 600
600
#CD3100
oklch(55.6% 0.198 34.4)
-
Step 700
700
#AE2800
oklch(49.2% 0.175 34.4)
-
Step 800
800
#8F1F00
oklch(42.6% 0.152 34.4)
-
Step 900
900
#791900
oklch(37.8% 0.134 34.5)
-
Step 950
950
#4B0B00
oklch(27% 0.097 34.1)
#F66746 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) | #8E8142 | 0.185 |
| Deuteranopia (no green cones) | #B1A042 | 0.170 |
| Tritanopia (no blue cones) | #FF4760 | 0.069 |
| Achromatopsia (no color) | #949494 | 0.184 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #F66746
#F66746
oklch(68.8% 0.183 34.4)
- #00ADC8
#00ADC8
oklch(68.7% 0.121 214)
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 #F66746, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tomato #FF6347 ΔE 0.017
- Orange Pink #FF6F52 ΔE 0.026
- Burnt Sienna #E76F51 ΔE 0.028
- Pinkish Orange #FF724C ΔE 0.029
- Grapefruit #FD5956 ΔE 0.036
- Bright Orange #FF5B00 ΔE 0.037
- Orange Pant #FB5607 ΔE 0.038
- Melon #FF7855 ΔE 0.040
Use #F66746 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.