#04CFD7
Closest named color: Dark Turquoise (#00CED1). oklch(77.7% 0.132 199.8), rgb(4, 207, 215).
Aa
Black text reads best on this color (10.91:1).
About this color
#04CFD7 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 78%, its chroma 0.132 and its hue 200°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Turquoise (#00CED1), ΔE 0.009 away. Black text reads best on it, at 10.91:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (78%) |
| Chroma | moderately saturated (0.132) |
| Temperature | cool |
| Nearest name | Dark Turquoise (#00CED1) |
| Black text | 10.91:1 |
| White text | 1.92:1 |
Values
| HEX | #04CFD7 |
| RGB | rgb(4, 207, 215) |
| HSL | hsl(182, 96%, 43%) |
| OKLCH | oklch(77.7% 0.132 199.8) |
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 #04CFD7 | 1.92:1 | Fails | Lc -40.4 | Non-text elements, placeholder text |
| Black text on #04CFD7 | 10.91:1 | AAA | Lc 67.7 | Content text, not long reading |
| #04CFD7 text on white | 1.92:1 | Fails | Lc 36.1 | Non-text elements, placeholder text |
| #04CFD7 text on black | 10.91:1 | AAA | Lc -66.3 | 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
#E9F9FA
oklch(97.1% 0.017 201.4)
-
Step 100
100
#CDF2F4
oklch(93.5% 0.038 200.5)
-
Step 200
200
#9EE8EC
oklch(88.4% 0.073 200.2)
-
Step 300
300 (this color)
#04CFD7
oklch(77.7% 0.132 199.8)
-
Step 400
400
#00B7BE
oklch(70.8% 0.12 199.7)
-
Step 500
500
#009CA3
oklch(63% 0.107 200.4)
-
Step 600
600
#008489
oklch(55.7% 0.095 199.5)
-
Step 700
700
#006F73
oklch(49.2% 0.084 199.2)
-
Step 800
800
#005B5E
oklch(42.8% 0.073 198.7)
-
Step 900
900
#004C4F
oklch(37.8% 0.064 199.4)
-
Step 950
950
#002D2F
oklch(27% 0.046 199.4)
#04CFD7 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) | #BEC5D8 | 0.133 |
| Deuteranopia (no green cones) | #A6B3D8 | 0.124 |
| Tritanopia (no blue cones) | #00D7D1 | 0.027 |
| Achromatopsia (no color) | #BBBBBB | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #04CFD7
#04CFD7
oklch(77.7% 0.132 199.8)
- #FF9294
#FF9294
oklch(77.6% 0.132 19.4)
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 #04CFD7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Turquoise #00CED1 ΔE 0.009
- Medium Turquoise #48D1CC ΔE 0.026
- Aqua Blue #02D8E9 ΔE 0.031
- Vivid Sky Blue #4CC9F0 ΔE 0.051
- Turquoise #40E0D0 ΔE 0.057
- Bright Sky Blue #02CCFE ΔE 0.061
- Medium Aquamarine #66CDAA ΔE 0.068
- Seafoam Blue #78D1B6 ΔE 0.068
Use #04CFD7 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.