#01B773
Closest named color: Green Teal (#0CB577). oklch(68.7% 0.16 158.1), rgb(1, 183, 115).
Aa
Black text reads best on this color (8.02:1).
About this color
#01B773 is a medium-light, vivid green. In OKLCH its lightness is 69%, its chroma 0.160 and its hue 158°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Green Teal (#0CB577), ΔE 0.009 away. Black text reads best on it, at 8.02:1.
| Hue family | Greens |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.160) |
| Temperature | in between |
| Nearest name | Green Teal (#0CB577) |
| Black text | 8.02:1 |
| White text | 2.61:1 |
Values
| HEX | #01B773 |
| RGB | rgb(1, 183, 115) |
| HSL | hsl(158, 99%, 36%) |
| OKLCH | oklch(68.7% 0.16 158.1) |
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 #01B773 | 2.61:1 | Fails | Lc -55.5 | Large or bold text, headings |
| Black text on #01B773 | 8.02:1 | AAA | Lc 53.6 | Large or bold text, headings |
| #01B773 text on white | 2.61:1 | Fails | Lc 50.4 | Large or bold text, headings |
| #01B773 text on black | 8.02:1 | AAA | Lc -51.6 | 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
#EEF8F2
oklch(97% 0.013 159.9)
-
Step 100
100
#DBF0E3
oklch(93.6% 0.028 158.7)
-
Step 200
200
#BBE5CB
oklch(88.5% 0.056 157.9)
-
Step 300
300
#87D5A8
oklch(81% 0.101 157.9)
-
Step 400
400 (this color)
#01B773
oklch(68.7% 0.16 158.1)
-
Step 500
500
#00A366
oklch(63% 0.147 158.1)
-
Step 600
600
#008955
oklch(55.5% 0.129 158.2)
-
Step 700
700
#007447
oklch(49.2% 0.115 158)
-
Step 800
800
#005F39
oklch(42.8% 0.1 157.9)
-
Step 900
900
#004F2F
oklch(37.7% 0.088 158.2)
-
Step 950
950
#002F1A
oklch(26.9% 0.063 158.2)
#01B773 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) | #B5A86F | 0.147 |
| Deuteranopia (no green cones) | #A39B78 | 0.143 |
| Tritanopia (no blue cones) | #00B6A6 | 0.073 |
| Achromatopsia (no color) | #A0A0A0 | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #01B773
#01B773
oklch(68.7% 0.16 158.1)
- #D86FBC
#D86FBC
oklch(68.7% 0.16 338.3)
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 #01B773, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Green Teal #0CB577 ΔE 0.009
- Dark Seafoam #1FB57A ΔE 0.014
- Medium Sea Green #3CB371 ΔE 0.018
- Cool Green #33B864 ΔE 0.021
- Jade Green #2BAF6A ΔE 0.022
- Bluey Green #2BB179 ΔE 0.023
- Seaweed Green #35AD6B ΔE 0.028
- Dark Mint Green #20C073 ΔE 0.028
Use #01B773 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.