#F3645F
Closest named color: Coral Pink (#FF6163). oklch(68.3% 0.177 24.9), rgb(243, 100, 95).
Aa
Black text reads best on this color (6.79:1).
About this color
#F3645F is a medium-light, vivid red. In OKLCH its lightness is 68%, its chroma 0.177 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Coral Pink (#FF6163), ΔE 0.023 away. Black text reads best on it, at 6.79:1.
| Hue family | Reds |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.177) |
| Temperature | warm |
| Nearest name | Coral Pink (#FF6163) |
| Black text | 6.79:1 |
| White text | 3.08:1 |
Values
| HEX | #F3645F |
| RGB | rgb(243, 100, 95) |
| HSL | hsl(2, 86%, 66%) |
| OKLCH | oklch(68.3% 0.177 24.9) |
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 #F3645F | 3.08:1 | AA large text | Lc -62.4 | Content text, not long reading |
| Black text on #F3645F | 6.79:1 | AA | Lc 47.0 | Large or bold text, headings |
| #F3645F text on white | 3.08:1 | AA large text | Lc 57.0 | Large or bold text, headings |
| #F3645F text on black | 6.79:1 | AA | Lc -44.7 | 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
#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)
#F3645F
oklch(68.3% 0.177 24.9)
-
Step 500
500
#F4333B
oklch(63% 0.226 24.9)
-
Step 600
600
#D80023
oklch(55.6% 0.225 25)
-
Step 700
700
#B7001C
oklch(49.1% 0.199 25)
-
Step 800
800
#970016
oklch(42.6% 0.173 24.8)
-
Step 900
900
#7E0713
oklch(37.7% 0.148 24.9)
-
Step 950
950
#4A0B0D
oklch(27% 0.093 24.6)
#F3645F 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) | #88805E | 0.188 |
| Deuteranopia (no green cones) | #AC9E5B | 0.174 |
| Tritanopia (no blue cones) | #FF4864 | 0.050 |
| Achromatopsia (no color) | #939393 | 0.178 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #F3645F
#F3645F
oklch(68.3% 0.177 24.9)
- #00ADBB
#00ADBB
oklch(68.2% 0.116 205)
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 #F3645F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Coral Pink #FF6163 ΔE 0.023
- Grapefruit #FD5956 ΔE 0.023
- Tomato #FF6347 ΔE 0.033
- Burnt Sienna #E76F51 ΔE 0.037
- Orange Pink #FF6F52 ΔE 0.040
- Light Red #FF474C ΔE 0.045
- Watermelon #FD4659 ΔE 0.047
- Pinkish Orange #FF724C ΔE 0.048
Use #F3645F 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.