#59DCC4
Closest named color: Turquoise (#40E0D0). oklch(81.5% 0.12 179), rgb(89, 220, 196).
Aa
Black text reads best on this color (12.45:1).
About this color
#59DCC4 is a light, moderately saturated teal or cyan. In OKLCH its lightness is 82%, its chroma 0.120 and its hue 179°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise (#40E0D0), ΔE 0.018 away. Black text reads best on it, at 12.45:1.
| Hue family | Teals and cyans |
| Lightness | light (82%) |
| Chroma | moderately saturated (0.120) |
| Temperature | cool |
| Nearest name | Turquoise (#40E0D0) |
| Black text | 12.45:1 |
| White text | 1.68:1 |
Values
| HEX | #59DCC4 |
| RGB | rgb(89, 220, 196) |
| HSL | hsl(169, 65%, 61%) |
| OKLCH | oklch(81.5% 0.12 179) |
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 #59DCC4 | 1.68:1 | Fails | Lc -33.4 | Non-text elements, placeholder text |
| Black text on #59DCC4 | 12.45:1 | AAA | Lc 74.2 | Content text, not long reading |
| #59DCC4 text on white | 1.68:1 | Fails | Lc 29.6 | Dividers and decoration only |
| #59DCC4 text on black | 12.45:1 | AAA | Lc -73.2 | 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
#EBF9F6
oklch(97.1% 0.015 181.8)
-
Step 100
100
#D2F2EA
oklch(93.6% 0.035 178.8)
-
Step 200
200
#A9E8DA
oklch(88.5% 0.067 179.4)
-
Step 300
300 (this color)
#59DCC4
oklch(81.5% 0.12 179)
-
Step 400
400
#00BAA2
oklch(70.6% 0.129 179.1)
-
Step 500
500
#00A08B
oklch(63.2% 0.115 179)
-
Step 600
600
#008674
oklch(55.5% 0.101 178.9)
-
Step 700
700
#007162
oklch(49.1% 0.09 179.3)
-
Step 800
800
#005D50
oklch(42.8% 0.078 178.9)
-
Step 900
900
#004D42
oklch(37.6% 0.069 179)
-
Step 950
950
#002E27
oklch(27% 0.049 179.5)
#59DCC4 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) | #D4D0C3 | 0.127 |
| Deuteranopia (no green cones) | #C0C1C6 | 0.122 |
| Tritanopia (no blue cones) | #00DFD5 | 0.031 |
| Achromatopsia (no color) | #C7C7C7 | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #59DCC4
#59DCC4
oklch(81.5% 0.12 179)
- #FFA3C1
#FFA3C1
oklch(81.5% 0.114 358.9)
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 #59DCC4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise #40E0D0 ΔE 0.018
- Seafoam Blue #78D1B6 ΔE 0.034
- Medium Turquoise #48D1CC ΔE 0.039
- Aqua Marine #2EE8BB ΔE 0.043
- Medium Aquamarine #66CDAA ΔE 0.045
- Pale Teal #82CBB2 ΔE 0.050
- Tiffany Blue #94D2BD ΔE 0.052
- Light Teal #90E4C1 ΔE 0.053
Use #59DCC4 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.