#F33744
Closest named color: Strawberry (#FB2943). oklch(63.3% 0.222 23.2), rgb(243, 55, 68).
Aa
Black text reads best on this color (5.44:1).
About this color
#F33744 is a medium-light, vivid red. In OKLCH its lightness is 63%, its chroma 0.222 and its hue 23°. Its hue sits on the warm side of the wheel. The nearest named color is Strawberry (#FB2943), ΔE 0.017 away. Black text reads best on it, at 5.44:1.
| Hue family | Reds |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.222) |
| Temperature | warm |
| Nearest name | Strawberry (#FB2943) |
| Black text | 5.44:1 |
| White text | 3.85:1 |
Values
| HEX | #F33744 |
| RGB | rgb(243, 55, 68) |
| HSL | hsl(356, 89%, 58%) |
| OKLCH | oklch(63.3% 0.222 23.2) |
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 #F33744 | 3.85:1 | AA large text | Lc -69.9 | Content text, not long reading |
| Black text on #F33744 | 5.44:1 | AA | Lc 39.7 | Non-text elements, placeholder text |
| #F33744 text on white | 3.85:1 | AA large text | Lc 64.4 | Content text, not long reading |
| #F33744 text on black | 5.44:1 | AA | Lc -37.3 | 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
#FEE2E0
oklch(93.5% 0.031 22.6)
-
Step 200
200
#FFCAC6
oklch(88.4% 0.061 23.4)
-
Step 300
300
#FFA5A0
oklch(81% 0.108 23.2)
-
Step 400
400
#FA6D6B
oklch(70.7% 0.174 23.4)
-
Step 500
500 (this color)
#F33744
oklch(63.3% 0.222 23.2)
-
Step 600
600
#D8002B
oklch(55.7% 0.225 23.3)
-
Step 700
700
#B70023
oklch(49.2% 0.199 23.2)
-
Step 800
800
#97001B
oklch(42.7% 0.172 23.3)
-
Step 900
900
#7D0A18
oklch(37.7% 0.145 23.3)
-
Step 950
950
#4A0C0F
oklch(27.1% 0.092 23.5)
#F33744 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) | #716843 | 0.242 |
| Deuteranopia (no green cones) | #9F903D | 0.222 |
| Tritanopia (no blue cones) | #FF003E | 0.033 |
| Achromatopsia (no color) | #828282 | 0.223 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #F33744
#F33744
oklch(63.3% 0.222 23.2)
- #009DA7
#009DA7
oklch(63.4% 0.108 202.8)
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 #F33744, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Strawberry #FB2943 ΔE 0.017
- Pinky Red #FC2647 ΔE 0.021
- Red Pantone #EF233C ΔE 0.023
- Imperial Red #E63946 ΔE 0.025
- Red Pink #FA2A55 ΔE 0.028
- Neon Red #FF073A ΔE 0.031
- Cherry Red #F7022A ΔE 0.033
- Light Red #FF474C ΔE 0.035
Use #F33744 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.