#24C7F4
Closest named color: Bright Sky Blue (#02CCFE). oklch(77.2% 0.137 222.9), rgb(36, 199, 244).
Aa
Black text reads best on this color (10.55:1).
About this color
#24C7F4 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 77%, its chroma 0.137 and its hue 223°. Its hue sits on the cool side of the wheel. The nearest named color is Bright Sky Blue (#02CCFE), ΔE 0.017 away. Black text reads best on it, at 10.55:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.137) |
| Temperature | cool |
| Nearest name | Bright Sky Blue (#02CCFE) |
| Black text | 10.55:1 |
| White text | 1.99:1 |
Values
| HEX | #24C7F4 |
| RGB | rgb(36, 199, 244) |
| HSL | hsl(193, 90%, 55%) |
| OKLCH | oklch(77.2% 0.137 222.9) |
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 #24C7F4 | 1.99:1 | Fails | Lc -42.4 | Non-text elements, placeholder text |
| Black text on #24C7F4 | 10.55:1 | AAA | Lc 66.0 | Content text, not long reading |
| #24C7F4 text on white | 1.99:1 | Fails | Lc 38.0 | Non-text elements, placeholder text |
| #24C7F4 text on black | 10.55:1 | AAA | Lc -64.4 | Content text, not long reading |
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 300.
-
Step 50
50
#E9F9FF
oklch(97.2% 0.019 222.2)
-
Step 100
100
#CEF0FD
oklch(93.5% 0.04 222.9)
-
Step 200
200
#A1E5FE
oklch(88.5% 0.076 222.9)
-
Step 300
300 (this color)
#24C7F4
oklch(77.2% 0.137 222.9)
-
Step 400
400
#00B1DC
oklch(70.6% 0.132 223.3)
-
Step 500
500
#0098BD
oklch(63.1% 0.118 223.1)
-
Step 600
600
#00809F
oklch(55.6% 0.103 222.6)
-
Step 700
700
#006B86
oklch(49% 0.091 223.1)
-
Step 800
800
#00586E
oklch(42.7% 0.079 222.3)
-
Step 900
900
#00495C
oklch(37.6% 0.07 222.6)
-
Step 950
950
#002B38
oklch(26.8% 0.05 223.6)
#24C7F4 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) | #ADC2F6 | 0.109 |
| Deuteranopia (no green cones) | #93B0F4 | 0.095 |
| Tritanopia (no blue cones) | #00D5D6 | 0.068 |
| Achromatopsia (no color) | #B8B8B8 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #24C7F4
#24C7F4
oklch(77.2% 0.137 222.9)
- #FD966B
#FD966B
oklch(77.2% 0.137 43)
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 #24C7F4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bright Sky Blue #02CCFE ΔE 0.017
- Vivid Sky Blue #4CC9F0 ΔE 0.019
- Deep Sky Blue #00BFFF ΔE 0.032
- Lightblue #7BC8F6 ΔE 0.054
- Aqua Blue #02D8E9 ΔE 0.054
- Dark Turquoise #00CED1 ΔE 0.061
- Sky #82CAFC ΔE 0.064
- Sky Blue #87CEEB ΔE 0.071
Use #24C7F4 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.