#F6645F
Closest named color: Coral Pink (#FF6163). oklch(68.7% 0.181 25), rgb(246, 100, 95).
Aa
Black text reads best on this color (6.90:1).
About this color
#F6645F is a medium-light, vivid red. In OKLCH its lightness is 69%, its chroma 0.181 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Coral Pink (#FF6163), ΔE 0.018 away. Black text reads best on it, at 6.90:1.
| Hue family | Reds |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.181) |
| Temperature | warm |
| Nearest name | Coral Pink (#FF6163) |
| Black text | 6.90:1 |
| White text | 3.04:1 |
Values
| HEX | #F6645F |
| RGB | rgb(246, 100, 95) |
| HSL | hsl(2, 89%, 67%) |
| OKLCH | oklch(68.7% 0.181 25) |
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 #F6645F | 3.04:1 | AA large text | Lc -61.8 | Content text, not long reading |
| Black text on #F6645F | 6.90:1 | AA | Lc 47.6 | Large or bold text, headings |
| #F6645F text on white | 3.04:1 | AA large text | Lc 56.4 | Large or bold text, headings |
| #F6645F text on black | 6.90:1 | AA | Lc -45.4 | 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
#FFF2F1
oklch(97.1% 0.014 22.8)
-
Step 100
100
#FFE2DF
oklch(93.6% 0.032 24.8)
-
Step 200
200
#FFCAC5
oklch(88.4% 0.061 24.6)
-
Step 300
300
#FFA59D
oklch(80.9% 0.108 25.3)
-
Step 400
400 (this color)
#F6645F
oklch(68.7% 0.181 25)
-
Step 500
500
#F62F39
oklch(63.1% 0.231 25)
-
Step 600
600
#D80023
oklch(55.6% 0.225 25)
-
Step 700
700
#B7001C
oklch(49.1% 0.199 25)
-
Step 800
800
#970015
oklch(42.6% 0.173 25)
-
Step 900
900
#7F0311
oklch(37.7% 0.151 25.1)
-
Step 950
950
#4B0A0C
oklch(27.1% 0.095 25)
#F6645F 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) | #89805D | 0.192 |
| Deuteranopia (no green cones) | #AEA05B | 0.178 |
| Tritanopia (no blue cones) | #FF4764 | 0.050 |
| Achromatopsia (no color) | #949494 | 0.182 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #F6645F
#F6645F
oklch(68.7% 0.181 25)
- #00AFBD
#00AFBD
oklch(68.8% 0.117 204.9)
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 #F6645F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Coral Pink #FF6163 ΔE 0.018
- Grapefruit #FD5956 ΔE 0.020
- Tomato #FF6347 ΔE 0.030
- Orange Pink #FF6F52 ΔE 0.036
- Burnt Sienna #E76F51 ΔE 0.040
- Light Red #FF474C ΔE 0.044
- Pinkish Orange #FF724C ΔE 0.045
- Watermelon #FD4659 ΔE 0.047
Use #F6645F 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.