#6BB559
Closest named color: Boring Green (#63B365). oklch(70.3% 0.147 139.7), rgb(107, 181, 89).
Aa
Black text reads best on this color (8.37:1).
About this color
#6BB559 is a medium-light, vivid green. In OKLCH its lightness is 70%, its chroma 0.147 and its hue 140°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Boring Green (#63B365), ΔE 0.017 away. Black text reads best on it, at 8.37:1.
| Hue family | Greens |
| Lightness | medium-light (70%) |
| Chroma | vivid (0.147) |
| Temperature | in between |
| Nearest name | Boring Green (#63B365) |
| Black text | 8.37:1 |
| White text | 2.50:1 |
Values
| HEX | #6BB559 |
| RGB | rgb(107, 181, 89) |
| HSL | hsl(108, 38%, 53%) |
| OKLCH | oklch(70.3% 0.147 139.7) |
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 #6BB559 | 2.50:1 | Fails | Lc -54.1 | Large or bold text, headings |
| Black text on #6BB559 | 8.37:1 | AAA | Lc 55.0 | Large or bold text, headings |
| #6BB559 text on white | 2.50:1 | Fails | Lc 49.0 | Large or bold text, headings |
| #6BB559 text on black | 8.37:1 | AAA | Lc -53.0 | 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
#F1F8F0
oklch(97.2% 0.013 141.8)
-
Step 100
100
#E1EFDE
oklch(93.7% 0.027 140.2)
-
Step 200
200
#C8E2C2
oklch(88.5% 0.051 139.8)
-
Step 300
300
#A2D097
oklch(81% 0.092 139.6)
-
Step 400
400 (this color)
#6BB559
oklch(70.3% 0.147 139.7)
-
Step 500
500
#3FA31F
oklch(63.2% 0.188 139.7)
-
Step 600
600
#2B8A00
oklch(55.6% 0.178 139.6)
-
Step 700
700
#227400
oklch(49% 0.157 139.8)
-
Step 800
800
#1B5F00
oklch(42.6% 0.136 139.6)
-
Step 900
900
#155000
oklch(37.8% 0.121 139.7)
-
Step 950
950
#0E2F05
oklch(27% 0.078 139.6)
#6BB559 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) | #BAA851 | 0.101 |
| Deuteranopia (no green cones) | #AFA15F | 0.101 |
| Tritanopia (no blue cones) | #65B0A0 | 0.099 |
| Achromatopsia (no color) | #A4A4A4 | 0.148 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6BB559
#6BB559
oklch(70.3% 0.147 139.7)
- #C77FD8
#C77FD8
oklch(70.3% 0.147 319.8)
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 #6BB559, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Boring Green #63B365 ΔE 0.017
- Turtle Green #75B84F ΔE 0.018
- Asparagus #77AB56 ΔE 0.029
- Dark Pastel Green #56AE57 ΔE 0.030
- Fern #63A950 ΔE 0.036
- Leaf #71AA34 ΔE 0.038
- Dark Mint #48C072 ΔE 0.038
- Cool Green #33B864 ΔE 0.038
Use #6BB559 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.