#FB1745
Closest named color: Pinky Red (#FC2647). oklch(63% 0.246 20.2), rgb(251, 23, 69).
Aa
Black text reads best on this color (5.31:1).
About this color
#FB1745 is a medium-light, vivid red. In OKLCH its lightness is 63%, its chroma 0.246 and its hue 20°. Its hue sits on the warm side of the wheel. The nearest named color is Pinky Red (#FC2647), ΔE 0.010 away. Black text reads best on it, at 5.31:1.
| Hue family | Reds |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.246) |
| Temperature | warm |
| Nearest name | Pinky Red (#FC2647) |
| Black text | 5.31:1 |
| White text | 3.95:1 |
Values
| HEX | #FB1745 |
| RGB | rgb(251, 23, 69) |
| HSL | hsl(348, 97%, 54%) |
| OKLCH | oklch(63% 0.246 20.2) |
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 #FB1745 | 3.95:1 | AA large text | Lc -69.9 | Content text, not long reading |
| Black text on #FB1745 | 5.31:1 | AA | Lc 39.6 | Non-text elements, placeholder text |
| #FB1745 text on white | 3.95:1 | AA large text | Lc 64.5 | Content text, not long reading |
| #FB1745 text on black | 5.31:1 | AA | Lc -37.2 | 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 500.
-
Step 50
50
#FFF2F1
oklch(97.1% 0.014 22.8)
-
Step 100
100
#FFE2E1
oklch(93.6% 0.032 20.1)
-
Step 200
200
#FFCAC8
oklch(88.5% 0.061 20.9)
-
Step 300
300
#FFA4A3
oklch(80.9% 0.108 20.4)
-
Step 400
400
#FF676E
oklch(70.7% 0.185 20.4)
-
Step 500
500 (this color)
#FB1745
oklch(63% 0.246 20.2)
-
Step 600
600
#D70037
oklch(55.6% 0.223 20.1)
-
Step 700
700
#B6002D
oklch(49.1% 0.197 20.1)
-
Step 800
800
#970023
oklch(42.8% 0.172 20.4)
-
Step 900
900
#7F001C
oklch(37.7% 0.152 20.3)
-
Step 950
950
#4D0510
oklch(27.1% 0.102 20.2)
#FB1745 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) | #6A6244 | 0.273 |
| Deuteranopia (no green cones) | #9F903D | 0.249 |
| Tritanopia (no blue cones) | #FF002F | 0.020 |
| Achromatopsia (no color) | #808080 | 0.248 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #FB1745
#FB1745
oklch(63% 0.246 20.2)
- #009CA3
#009CA3
oklch(63% 0.107 200.4)
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 #FB1745, closest first.
No curated palette has a color within ΔE 0.04 of #FB1745.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pinky Red #FC2647 ΔE 0.010
- Neon Red #FF073A ΔE 0.012
- Strawberry #FB2943 ΔE 0.013
- Red Pink #FA2A55 ΔE 0.018
- Pink Red #F5054F ΔE 0.022
- Red Pantone #EF233C ΔE 0.025
- Cherry Red #F7022A ΔE 0.026
- Bright Red #FF000D ΔE 0.038
Use #FB1745 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.