#27AFE0
Closest named color: Turquoise Blue (#06B1C4). oklch(70.7% 0.13 228.5), rgb(39, 175, 224).
Aa
Black text reads best on this color (8.29:1).
About this color
#27AFE0 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 71%, its chroma 0.130 and its hue 229°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.046 away. Black text reads best on it, at 8.29:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.130) |
| Temperature | cool |
| Nearest name | Turquoise Blue (#06B1C4) |
| Black text | 8.29:1 |
| White text | 2.53:1 |
Values
| HEX | #27AFE0 |
| RGB | rgb(39, 175, 224) |
| HSL | hsl(196, 75%, 52%) |
| OKLCH | oklch(70.7% 0.13 228.5) |
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 #27AFE0 | 2.53:1 | Fails | Lc -54.2 | Large or bold text, headings |
| Black text on #27AFE0 | 8.29:1 | AAA | Lc 54.9 | Large or bold text, headings |
| #27AFE0 text on white | 2.53:1 | Fails | Lc 49.2 | Large or bold text, headings |
| #27AFE0 text on black | 8.29:1 | AAA | Lc -52.8 | 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
#EEF7FB
oklch(97.1% 0.011 226)
-
Step 100
100
#DBEDF6
oklch(93.5% 0.023 229.1)
-
Step 200
200
#BBE0F1
oklch(88.6% 0.045 227.4)
-
Step 300
300
#88CBEA
oklch(80.8% 0.081 228.8)
-
Step 400
400 (this color)
#27AFE0
oklch(70.7% 0.13 228.5)
-
Step 500
500
#0097C4
oklch(63.2% 0.123 228.1)
-
Step 600
600
#007FA5
oklch(55.7% 0.108 227.8)
-
Step 700
700
#006A8C
oklch(49% 0.097 229.1)
-
Step 800
800
#005773
oklch(42.7% 0.084 228.5)
-
Step 900
900
#004860
oklch(37.5% 0.074 228.7)
-
Step 950
950
#002B3B
oklch(27% 0.053 228.8)
#27AFE0 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) | #95ACE2 | 0.092 |
| Deuteranopia (no green cones) | #7D9BDF | 0.079 |
| Tritanopia (no blue cones) | #00BDBF | 0.073 |
| Achromatopsia (no color) | #A3A3A3 | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #27AFE0
#27AFE0
oklch(70.7% 0.13 228.5)
- #E18654
#E18654
oklch(70.7% 0.13 48.4)
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 #27AFE0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise Blue #06B1C4 ΔE 0.046
- Deep Sky Blue #00BFFF ΔE 0.055
- Vivid Sky Blue #4CC9F0 ΔE 0.077
- Greyblue #77A1B5 ΔE 0.078
- Chefchaouen Blue #4895EF ΔE 0.080
- Bright Sky Blue #02CCFE ΔE 0.081
- Cornflower Blue #6495ED ΔE 0.084
- Light Sea Green #20B2AA ΔE 0.085
Use #27AFE0 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.