#0BBF91
Closest named color: Green Blue (#01C08D). oklch(71.5% 0.144 167.6), rgb(11, 191, 145).
Aa
Black text reads best on this color (8.87:1).
About this color
#0BBF91 is a medium-light, vivid green. In OKLCH its lightness is 72%, its chroma 0.144 and its hue 168°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Green Blue (#01C08D), ΔE 0.007 away. Black text reads best on it, at 8.87:1.
| Hue family | Greens |
| Lightness | medium-light (72%) |
| Chroma | vivid (0.144) |
| Temperature | in between |
| Nearest name | Green Blue (#01C08D) |
| Black text | 8.87:1 |
| White text | 2.36:1 |
Values
| HEX | #0BBF91 |
| RGB | rgb(11, 191, 145) |
| HSL | hsl(165, 89%, 40%) |
| OKLCH | oklch(71.5% 0.144 167.6) |
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 #0BBF91 | 2.36:1 | Fails | Lc -50.9 | Large or bold text, headings |
| Black text on #0BBF91 | 8.87:1 | AAA | Lc 58.0 | Large or bold text, headings |
| #0BBF91 text on white | 2.36:1 | Fails | Lc 46.0 | Large or bold text, headings |
| #0BBF91 text on black | 8.87:1 | AAA | Lc -56.1 | 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
#DAF0E6
oklch(93.6% 0.027 166.8)
-
Step 200
200
#BAE4D3
oklch(88.4% 0.05 168.6)
-
Step 300
300
#85D4B5
oklch(81% 0.09 167.3)
-
Step 400
400 (this color)
#0BBF91
oklch(71.5% 0.144 167.6)
-
Step 500
500
#00A27A
oklch(63.2% 0.129 167.5)
-
Step 600
600
#008866
oklch(55.6% 0.113 167.6)
-
Step 700
700
#007255
oklch(49% 0.1 167.6)
-
Step 800
800
#005E45
oklch(42.8% 0.088 167.1)
-
Step 900
900
#004E39
oklch(37.6% 0.077 167.4)
-
Step 950
950
#002F21
oklch(27.1% 0.055 167.3)
#0BBF91 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) | #BAB18F | 0.144 |
| Deuteranopia (no green cones) | #A7A394 | 0.139 |
| Tritanopia (no blue cones) | #00C0B2 | 0.047 |
| Achromatopsia (no color) | #A8A8A8 | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0BBF91
#0BBF91
oklch(71.5% 0.144 167.6)
- #E37BB3
#E37BB3
oklch(71.5% 0.144 347.8)
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 #0BBF91, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Green Blue #01C08D ΔE 0.007
- Greenblue #23C48B ΔE 0.020
- Dark Seafoam #1FB57A ΔE 0.035
- Green Teal #0CB577 ΔE 0.039
- Greeny Blue #42B395 ΔE 0.040
- Dark Mint Green #20C073 ΔE 0.041
- Bluey Green #2BB179 ΔE 0.043
- Dark Mint #48C072 ΔE 0.043
Use #0BBF91 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.