#00C39B
Closest named color: Green Blue (#01C08D). oklch(72.7% 0.142 171.1), rgb(0, 195, 155).
Aa
Black text reads best on this color (9.27:1).
About this color
#00C39B is a medium-light, vivid teal or cyan. In OKLCH its lightness is 73%, its chroma 0.142 and its hue 171°. Its hue sits on the cool side of the wheel. The nearest named color is Green Blue (#01C08D), ΔE 0.019 away. Black text reads best on it, at 9.27:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (73%) |
| Chroma | vivid (0.142) |
| Temperature | cool |
| Nearest name | Green Blue (#01C08D) |
| Black text | 9.27:1 |
| White text | 2.26:1 |
Values
| HEX | #00C39B |
| RGB | rgb(0, 195, 155) |
| HSL | hsl(168, 100%, 38%) |
| OKLCH | oklch(72.7% 0.142 171.1) |
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 #00C39B | 2.26:1 | Fails | Lc -48.7 | Large or bold text, headings |
| Black text on #00C39B | 9.27:1 | AAA | Lc 60.0 | Content text, not long reading |
| #00C39B text on white | 2.26:1 | Fails | Lc 43.9 | Non-text elements, placeholder text |
| #00C39B text on black | 9.27:1 | AAA | Lc -58.2 | Large or bold text, headings |
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
#EEF8F4
oklch(97.1% 0.012 170.3)
-
Step 100
100
#DAF0E7
oklch(93.6% 0.026 169.3)
-
Step 200
200
#B9E4D5
oklch(88.4% 0.049 171.9)
-
Step 300
300
#82D4B9
oklch(81% 0.09 171)
-
Step 400
400 (this color)
#00C39B
oklch(72.7% 0.142 171.1)
-
Step 500
500
#00A17F
oklch(63.1% 0.124 170.8)
-
Step 600
600
#00876B
oklch(55.5% 0.108 171.4)
-
Step 700
700
#007259
oklch(49.1% 0.097 170.7)
-
Step 800
800
#005D49
oklch(42.6% 0.083 171.6)
-
Step 900
900
#004E3C
oklch(37.7% 0.074 170.6)
-
Step 950
950
#002F23
oklch(27.2% 0.053 170.5)
#00C39B 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) | #BDB599 | 0.146 |
| Deuteranopia (no green cones) | #A9A69E | 0.141 |
| Tritanopia (no blue cones) | #00C5B8 | 0.041 |
| Achromatopsia (no color) | #ACACAC | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #00C39B
#00C39B
oklch(72.7% 0.142 171.1)
- #E97FB2
#E97FB2
oklch(72.8% 0.142 351)
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 #00C39B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Green Blue #01C08D ΔE 0.019
- Greenblue #23C48B ΔE 0.023
- Topaz #13BBAF ΔE 0.043
- Greeny Blue #42B395 ΔE 0.045
- Dark Seafoam #1FB57A ΔE 0.051
- Dark Mint Green #20C073 ΔE 0.051
- Dark Mint #48C072 ΔE 0.052
- Emerald #06D6A0 ΔE 0.054
Use #00C39B 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.