#FF646F
Closest named color: Coral Pink (#FF6163). oklch(70.4% 0.189 19.2), rgb(255, 100, 111).
Aa
Black text reads best on this color (7.30:1).
About this color
#FF646F is a medium-light, vivid red. In OKLCH its lightness is 70%, its chroma 0.189 and its hue 19°. Its hue sits on the warm side of the wheel. The nearest named color is Coral Pink (#FF6163), ΔE 0.014 away. Black text reads best on it, at 7.30:1.
| Hue family | Reds |
| Lightness | medium-light (70%) |
| Chroma | vivid (0.189) |
| Temperature | warm |
| Nearest name | Coral Pink (#FF6163) |
| Black text | 7.30:1 |
| White text | 2.87:1 |
Values
| HEX | #FF646F |
| RGB | rgb(255, 100, 111) |
| HSL | hsl(356, 100%, 70%) |
| OKLCH | oklch(70.4% 0.189 19.2) |
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 #FF646F | 2.87:1 | Fails | Lc -59.4 | Large or bold text, headings |
| Black text on #FF646F | 7.30:1 | AAA | Lc 49.9 | Large or bold text, headings |
| #FF646F text on white | 2.87:1 | Fails | Lc 54.1 | Large or bold text, headings |
| #FF646F text on black | 7.30:1 | AAA | Lc -47.7 | 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
#FFF2F2
oklch(97.1% 0.014 17.4)
-
Step 100
100
#FFE2E1
oklch(93.6% 0.032 20.1)
-
Step 200
200
#FFCAC9
oklch(88.5% 0.06 19.6)
-
Step 300
300
#FFA4A5
oklch(80.9% 0.108 19)
-
Step 400
400 (this color)
#FF646F
oklch(70.4% 0.189 19.2)
-
Step 500
500
#F91F4A
oklch(63% 0.241 19.3)
-
Step 600
600
#D7003A
oklch(55.7% 0.223 19.3)
-
Step 700
700
#B60030
oklch(49.1% 0.197 19.1)
-
Step 800
800
#960026
oklch(42.6% 0.171 19.1)
-
Step 900
900
#7F001E
oklch(37.8% 0.152 19.4)
-
Step 950
950
#4C0611
oklch(27% 0.1 19.6)
#FF646F 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) | #8A846E | 0.205 |
| Deuteranopia (no green cones) | #B1A46B | 0.188 |
| Tritanopia (no blue cones) | #FF4769 | 0.046 |
| Achromatopsia (no color) | #989898 | 0.190 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #FF646F
#FF646F
oklch(70.4% 0.189 19.2)
- #00B6BC
#00B6BC
oklch(70.5% 0.12 199)
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 #FF646F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Coral Pink #FF6163 ΔE 0.014
- Grapefruit #FD5956 ΔE 0.031
- Salmon Pink #FE7B7C ΔE 0.043
- Rosy Pink #F6688E ΔE 0.043
- Warm Pink #FB5581 ΔE 0.044
- Tomato #FF6347 ΔE 0.045
- Orange Pink #FF6F52 ΔE 0.046
- Carnation #FD798F ΔE 0.048
Use #FF646F 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.