#F3657B
Closest named color: Rosy Pink (#F6688E). oklch(69% 0.175 13.5), rgb(243, 101, 123).
Aa
Black text reads best on this color (6.95:1).
About this color
#F3657B is a medium-light, vivid red. In OKLCH its lightness is 69%, its chroma 0.175 and its hue 13°. Its hue sits on the warm side of the wheel. The nearest named color is Rosy Pink (#F6688E), ΔE 0.026 away. Black text reads best on it, at 6.95:1.
| Hue family | Reds |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.175) |
| Temperature | warm |
| Nearest name | Rosy Pink (#F6688E) |
| Black text | 6.95:1 |
| White text | 3.01:1 |
Values
| HEX | #F3657B |
| RGB | rgb(243, 101, 123) |
| HSL | hsl(351, 86%, 67%) |
| OKLCH | oklch(69% 0.175 13.5) |
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 #F3657B | 3.01:1 | AA large text | Lc -61.5 | Content text, not long reading |
| Black text on #F3657B | 6.95:1 | AA | Lc 47.9 | Large or bold text, headings |
| #F3657B text on white | 3.01:1 | AA large text | Lc 56.2 | Large or bold text, headings |
| #F3657B text on black | 6.95:1 | 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
#FFF2F2
oklch(97.1% 0.014 17.4)
-
Step 100
100
#FEE2E4
oklch(93.6% 0.031 12.8)
-
Step 200
200
#FFC9CD
oklch(88.4% 0.062 13.4)
-
Step 300
300
#FFA3AC
oklch(80.9% 0.11 13.4)
-
Step 400
400 (this color)
#F3657B
oklch(69% 0.175 13.5)
-
Step 500
500
#F13260
oklch(63.1% 0.223 13.6)
-
Step 600
600
#D5004B
oklch(55.6% 0.222 13.6)
-
Step 700
700
#B4003F
oklch(49% 0.196 13.2)
-
Step 800
800
#950032
oklch(42.6% 0.17 13.6)
-
Step 900
900
#7C072A
oklch(37.7% 0.145 13.5)
-
Step 950
950
#490A19
oklch(26.9% 0.092 12.9)
#F3657B 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) | #85827B | 0.191 |
| Deuteranopia (no green cones) | #A99F78 | 0.176 |
| Tritanopia (no blue cones) | #FF506D | 0.037 |
| Achromatopsia (no color) | #949494 | 0.176 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #F3657B
#F3657B
oklch(69% 0.175 13.5)
- #00B2B0
#00B2B0
oklch(69.1% 0.118 193.3)
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 #F3657B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rosy Pink #F6688E ΔE 0.026
- Warm Pink #FB5581 ΔE 0.033
- Coral Pink #FF6163 ΔE 0.036
- Medium Pink #F36196 ΔE 0.042
- Grapefruit #FD5956 ΔE 0.046
- Carnation #FD798F ΔE 0.048
- Pale Violet Red #DB7093 ΔE 0.052
- Paradise Pink #EF476F ΔE 0.052
Use #F3657B 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.