#59CFBE
Closest named color: Medium Turquoise (#48D1CC). oklch(78.3% 0.109 182.5), rgb(89, 207, 190).
Aa
Black text reads best on this color (11.09:1).
About this color
#59CFBE is a light, moderately saturated teal or cyan. In OKLCH its lightness is 78%, its chroma 0.109 and its hue 182°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Turquoise (#48D1CC), ΔE 0.020 away. Black text reads best on it, at 11.09:1.
| Hue family | Teals and cyans |
| Lightness | light (78%) |
| Chroma | moderately saturated (0.109) |
| Temperature | cool |
| Nearest name | Medium Turquoise (#48D1CC) |
| Black text | 11.09:1 |
| White text | 1.89:1 |
Values
| HEX | #59CFBE |
| RGB | rgb(89, 207, 190) |
| HSL | hsl(171, 55%, 58%) |
| OKLCH | oklch(78.3% 0.109 182.5) |
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 #59CFBE | 1.89:1 | Fails | Lc -40.0 | Non-text elements, placeholder text |
| Black text on #59CFBE | 11.09:1 | AAA | Lc 68.2 | Content text, not long reading |
| #59CFBE text on white | 1.89:1 | Fails | Lc 35.7 | Non-text elements, placeholder text |
| #59CFBE text on black | 11.09:1 | AAA | Lc -66.8 | 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
#D4F1EB
oklch(93.5% 0.031 181.8)
-
Step 200
200
#ADE7DC
oklch(88.5% 0.061 181.9)
-
Step 300
300 (this color)
#59CFBE
oklch(78.3% 0.109 182.5)
-
Step 400
400
#00BAA7
oklch(70.8% 0.127 182.2)
-
Step 500
500
#009F8F
oklch(63.1% 0.113 182.5)
-
Step 600
600
#008678
oklch(55.6% 0.1 182.2)
-
Step 700
700
#007165
oklch(49.2% 0.088 182.2)
-
Step 800
800
#005C52
oklch(42.6% 0.076 182.2)
-
Step 900
900
#004D45
oklch(37.7% 0.067 183.1)
-
Step 950
950
#002E28
oklch(27% 0.049 181.5)
#59CFBE 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) | #C6C4BD | 0.116 |
| Deuteranopia (no green cones) | #B4B7C0 | 0.110 |
| Tritanopia (no blue cones) | #00D3CA | 0.030 |
| Achromatopsia (no color) | #BCBCBC | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #59CFBE
#59CFBE
oklch(78.3% 0.109 182.5)
- #F39AB2
#F39AB2
oklch(78.3% 0.11 2.4)
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 #59CFBE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Turquoise #48D1CC ΔE 0.020
- Medium Aquamarine #66CDAA ΔE 0.027
- Seafoam Blue #78D1B6 ΔE 0.027
- Pale Teal #82CBB2 ΔE 0.034
- Dark Turquoise #00CED1 ΔE 0.038
- Turquoise #40E0D0 ΔE 0.046
- Tiffany Blue #94D2BD ΔE 0.054
- Aqua Blue #02D8E9 ΔE 0.060
Use #59CFBE 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.