#1BBF6F
Closest named color: Dark Mint Green (#20C073). oklch(70.9% 0.171 154.6), rgb(27, 191, 111).
Aa
Black text reads best on this color (8.72:1).
About this color
#1BBF6F is a medium-light, vivid green. In OKLCH its lightness is 71%, its chroma 0.171 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Mint Green (#20C073), ΔE 0.006 away. Black text reads best on it, at 8.72:1.
| Hue family | Greens |
| Lightness | medium-light (71%) |
| Chroma | vivid (0.171) |
| Temperature | in between |
| Nearest name | Dark Mint Green (#20C073) |
| Black text | 8.72:1 |
| White text | 2.40:1 |
Values
| HEX | #1BBF6F |
| RGB | rgb(27, 191, 111) |
| HSL | hsl(151, 75%, 43%) |
| OKLCH | oklch(70.9% 0.171 154.6) |
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 #1BBF6F | 2.40:1 | Fails | Lc -51.8 | Large or bold text, headings |
| Black text on #1BBF6F | 8.72:1 | AAA | Lc 57.2 | Large or bold text, headings |
| #1BBF6F text on white | 2.40:1 | Fails | Lc 46.8 | Large or bold text, headings |
| #1BBF6F text on black | 8.72:1 | AAA | Lc -55.2 | 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
#EEF8F1
oklch(97% 0.014 155.6)
-
Step 100
100
#DBF0E1
oklch(93.6% 0.03 154.7)
-
Step 200
200
#BBE5C8
oklch(88.4% 0.059 154.9)
-
Step 300
300
#87D5A2
oklch(80.9% 0.106 154.7)
-
Step 400
400 (this color)
#1BBF6F
oklch(70.9% 0.171 154.6)
-
Step 500
500
#00A45C
oklch(63.1% 0.158 154.5)
-
Step 600
600
#008A4D
oklch(55.6% 0.138 154.7)
-
Step 700
700
#007440
oklch(49.1% 0.122 154.8)
-
Step 800
800
#005F33
oklch(42.6% 0.106 154.6)
-
Step 900
900
#004F2A
oklch(37.6% 0.093 154.9)
-
Step 950
950
#003017
oklch(27.1% 0.068 154.6)
#1BBF6F 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) | #BEAF69 | 0.149 |
| Deuteranopia (no green cones) | #ADA274 | 0.148 |
| Tritanopia (no blue cones) | #00BDAB | 0.085 |
| Achromatopsia (no color) | #A7A7A7 | 0.172 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1BBF6F
#1BBF6F
oklch(70.9% 0.171 154.6)
- #E073CB
#E073CB
oklch(70.9% 0.171 335)
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 #1BBF6F, closest first.
No curated palette has a color within ΔE 0.04 of #1BBF6F.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Mint Green #20C073 ΔE 0.006
- Algae Green #21C36F ΔE 0.012
- Cool Green #33B864 ΔE 0.020
- Dark Mint #48C072 ΔE 0.021
- Green Teal #0CB577 ΔE 0.035
- Greenblue #23C48B ΔE 0.036
- Dark Seafoam #1FB57A ΔE 0.037
- Medium Sea Green #3CB371 ΔE 0.037
Use #1BBF6F 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.