#04DBCF
Closest named color: Turquoise (#40E0D0). oklch(80.3% 0.139 187.8), rgb(4, 219, 207).
Aa
Black text reads best on this color (12.03:1).
About this color
#04DBCF is a light, moderately saturated teal or cyan. In OKLCH its lightness is 80%, its chroma 0.139 and its hue 188°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise (#40E0D0), ΔE 0.022 away. Black text reads best on it, at 12.03:1.
| Hue family | Teals and cyans |
| Lightness | light (80%) |
| Chroma | moderately saturated (0.139) |
| Temperature | cool |
| Nearest name | Turquoise (#40E0D0) |
| Black text | 12.03:1 |
| White text | 1.74:1 |
Values
| HEX | #04DBCF |
| RGB | rgb(4, 219, 207) |
| HSL | hsl(177, 96%, 44%) |
| OKLCH | oklch(80.3% 0.139 187.8) |
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 #04DBCF | 1.74:1 | Fails | Lc -34.9 | Non-text elements, placeholder text |
| Black text on #04DBCF | 12.03:1 | AAA | Lc 72.8 | Content text, not long reading |
| #04DBCF text on white | 1.74:1 | Fails | Lc 31.1 | Non-text elements, placeholder text |
| #04DBCF text on black | 12.03:1 | AAA | Lc -71.7 | 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
#E8FAF8
oklch(97.1% 0.019 188.8)
-
Step 100
100
#CDF3EF
oklch(93.6% 0.04 188.7)
-
Step 200
200
#9CEAE2
oklch(88.4% 0.078 187.7)
-
Step 300
300 (this color)
#04DBCF
oklch(80.3% 0.139 187.8)
-
Step 400
400
#00B9AE
oklch(70.8% 0.123 187.3)
-
Step 500
500
#009E95
oklch(63% 0.11 187.7)
-
Step 600
600
#00857E
oklch(55.6% 0.097 188.3)
-
Step 700
700
#007069
oklch(49.1% 0.086 187.3)
-
Step 800
800
#005C56
oklch(42.8% 0.075 187.1)
-
Step 900
900
#004D48
oklch(37.8% 0.066 187.3)
-
Step 950
950
#002E2B
oklch(27.1% 0.047 188)
#04DBCF 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) | #CECECF | 0.148 |
| Deuteranopia (no green cones) | #B6BDD1 | 0.139 |
| Tritanopia (no blue cones) | #00E1D7 | 0.018 |
| Achromatopsia (no color) | #C4C4C4 | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #04DBCF
#04DBCF
oklch(80.3% 0.139 187.8)
- #FF9EB1
#FF9EB1
oklch(80.3% 0.117 7.3)
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 #04DBCF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise #40E0D0 ΔE 0.022
- Medium Turquoise #48D1CC ΔE 0.030
- Dark Turquoise #00CED1 ΔE 0.039
- Aqua Blue #02D8E9 ΔE 0.041
- Aqua Marine #2EE8BB ΔE 0.054
- Seafoam Blue #78D1B6 ΔE 0.055
- Medium Aquamarine #66CDAA ΔE 0.057
- Emerald #06D6A0 ΔE 0.064
Use #04DBCF 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.