#01B883
Closest named color: Dark Seafoam (#1FB57A). oklch(69.3% 0.148 163.9), rgb(1, 184, 131).
Aa
Black text reads best on this color (8.18:1).
About this color
#01B883 is a medium-light, vivid green. In OKLCH its lightness is 69%, its chroma 0.148 and its hue 164°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Seafoam (#1FB57A), ΔE 0.012 away. Black text reads best on it, at 8.18:1.
| Hue family | Greens |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.148) |
| Temperature | in between |
| Nearest name | Dark Seafoam (#1FB57A) |
| Black text | 8.18:1 |
| White text | 2.56:1 |
Values
| HEX | #01B883 |
| RGB | rgb(1, 184, 131) |
| HSL | hsl(163, 99%, 36%) |
| OKLCH | oklch(69.3% 0.148 163.9) |
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 #01B883 | 2.56:1 | Fails | Lc -54.6 | Large or bold text, headings |
| Black text on #01B883 | 8.18:1 | AAA | Lc 54.5 | Large or bold text, headings |
| #01B883 text on white | 2.56:1 | Fails | Lc 49.5 | Large or bold text, headings |
| #01B883 text on black | 8.18:1 | AAA | Lc -52.4 | 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
#EEF8F3
oklch(97% 0.012 164.8)
-
Step 100
100
#DBF0E5
oklch(93.7% 0.027 163.2)
-
Step 200
200
#BBE4D0
oklch(88.4% 0.051 164.2)
-
Step 300
300
#86D4B1
oklch(80.9% 0.092 164.2)
-
Step 400
400 (this color)
#01B883
oklch(69.3% 0.148 163.9)
-
Step 500
500
#00A273
oklch(63.1% 0.134 164)
-
Step 600
600
#008860
oklch(55.5% 0.118 164)
-
Step 700
700
#007350
oklch(49.2% 0.105 163.6)
-
Step 800
800
#005E41
oklch(42.7% 0.091 163.9)
-
Step 900
900
#004F36
oklch(37.9% 0.081 163.8)
-
Step 950
950
#002F1F
oklch(27% 0.057 164.4)
#01B883 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) | #B4AA80 | 0.143 |
| Deuteranopia (no green cones) | #A29C87 | 0.140 |
| Tritanopia (no blue cones) | #00B8AA | 0.057 |
| Achromatopsia (no color) | #A2A2A2 | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #01B883
#01B883
oklch(69.3% 0.148 163.9)
- #DA74B3
#DA74B3
oklch(69.3% 0.147 343.8)
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 #01B883, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Seafoam #1FB57A ΔE 0.012
- Green Teal #0CB577 ΔE 0.016
- Bluey Green #2BB179 ΔE 0.020
- Green Blue #01C08D ΔE 0.024
- Medium Sea Green #3CB371 ΔE 0.025
- Dark Seafoam Green #3EAF76 ΔE 0.028
- Jade Green #2BAF6A ΔE 0.034
- Seaweed Green #35AD6B ΔE 0.036
Use #01B883 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.