#05C2ED
Closest named color: Deep Sky Blue (#00BFFF). oklch(75.4% 0.138 221.4), rgb(5, 194, 237).
Aa
Black text reads best on this color (9.94:1).
About this color
#05C2ED is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 75%, its chroma 0.138 and its hue 221°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Sky Blue (#00BFFF), ΔE 0.030 away. Black text reads best on it, at 9.94:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.138) |
| Temperature | cool |
| Nearest name | Deep Sky Blue (#00BFFF) |
| Black text | 9.94:1 |
| White text | 2.11:1 |
Values
| HEX | #05C2ED |
| RGB | rgb(5, 194, 237) |
| HSL | hsl(191, 96%, 47%) |
| OKLCH | oklch(75.4% 0.138 221.4) |
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 #05C2ED | 2.11:1 | Fails | Lc -45.3 | Large or bold text, headings |
| Black text on #05C2ED | 9.94:1 | AAA | Lc 63.3 | Content text, not long reading |
| #05C2ED text on white | 2.11:1 | Fails | Lc 40.7 | Non-text elements, placeholder text |
| #05C2ED text on black | 9.94:1 | AAA | Lc -61.6 | 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 400.
-
Step 50
50
#EEF7FB
oklch(97.1% 0.011 226)
-
Step 100
100
#D9EEF6
oklch(93.6% 0.025 222.6)
-
Step 200
200
#B7E1F0
oklch(88.5% 0.048 221.6)
-
Step 300
300
#7ECEE8
oklch(80.9% 0.087 220.8)
-
Step 400
400 (this color)
#05C2ED
oklch(75.4% 0.138 221.4)
-
Step 500
500
#0098BB
oklch(63% 0.116 221.8)
-
Step 600
600
#00809E
oklch(55.6% 0.103 221.9)
-
Step 700
700
#006C85
oklch(49.2% 0.09 221.2)
-
Step 800
800
#00586D
oklch(42.6% 0.078 221.3)
-
Step 900
900
#00495C
oklch(37.6% 0.07 222.6)
-
Step 950
950
#002C38
oklch(27.2% 0.05 221.4)
#05C2ED 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) | #A9BDEF | 0.112 |
| Deuteranopia (no green cones) | #8EAAED | 0.099 |
| Tritanopia (no blue cones) | #00CFD0 | 0.064 |
| Achromatopsia (no color) | #B2B2B2 | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #05C2ED
#05C2ED
oklch(75.4% 0.138 221.4)
- #F88F67
#F88F67
oklch(75.4% 0.139 41.3)
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 #05C2ED, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Sky Blue #00BFFF ΔE 0.030
- Bright Sky Blue #02CCFE ΔE 0.033
- Vivid Sky Blue #4CC9F0 ΔE 0.033
- Dark Turquoise #00CED1 ΔE 0.061
- Aqua Blue #02D8E9 ΔE 0.064
- Lightblue #7BC8F6 ΔE 0.067
- Turquoise Blue #06B1C4 ΔE 0.068
- Medium Turquoise #48D1CC ΔE 0.076
Use #05C2ED 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.