#5BB770
Closest named color: Boring Green (#63B365). oklch(70.5% 0.136 149.3), rgb(91, 183, 112).
Aa
Black text reads best on this color (8.45:1).
About this color
#5BB770 is a medium-light, moderately saturated green. In OKLCH its lightness is 70%, its chroma 0.136 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Boring Green (#63B365), ΔE 0.014 away. Black text reads best on it, at 8.45:1.
| Hue family | Greens |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.136) |
| Temperature | in between |
| Nearest name | Boring Green (#63B365) |
| Black text | 8.45:1 |
| White text | 2.48:1 |
Values
| HEX | #5BB770 |
| RGB | rgb(91, 183, 112) |
| HSL | hsl(134, 39%, 54%) |
| OKLCH | oklch(70.5% 0.136 149.3) |
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 #5BB770 | 2.48:1 | Fails | Lc -53.6 | Large or bold text, headings |
| Black text on #5BB770 | 8.45:1 | AAA | Lc 55.4 | Large or bold text, headings |
| #5BB770 text on white | 2.48:1 | Fails | Lc 48.6 | Large or bold text, headings |
| #5BB770 text on black | 8.45:1 | AAA | Lc -53.4 | 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
#F0F8F1
oklch(97.1% 0.013 149.3)
-
Step 100
100
#DFEFE1
oklch(93.6% 0.025 149.1)
-
Step 200
200
#C4E2C9
oklch(88.4% 0.046 150.1)
-
Step 300
300
#9AD0A3
oklch(80.8% 0.084 149.3)
-
Step 400
400 (this color)
#5BB770
oklch(70.5% 0.136 149.3)
-
Step 500
500
#0EA54A
oklch(63.2% 0.174 149.3)
-
Step 600
600
#008B3B
oklch(55.6% 0.156 149.2)
-
Step 700
700
#007531
oklch(49.1% 0.138 149.3)
-
Step 800
800
#006027
oklch(42.7% 0.12 149.3)
-
Step 900
900
#00501F
oklch(37.7% 0.106 149.2)
-
Step 950
950
#033011
oklch(27.1% 0.073 149)
#5BB770 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) | #B8AA6B | 0.112 |
| Deuteranopia (no green cones) | #ABA174 | 0.109 |
| Tritanopia (no blue cones) | #49B4A5 | 0.076 |
| Achromatopsia (no color) | #A4A4A4 | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5BB770
#5BB770
oklch(70.5% 0.136 149.3)
- #CE7FC9
#CE7FC9
oklch(70.4% 0.136 329.2)
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 #5BB770, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Boring Green #63B365 ΔE 0.014
- Medium Sea Green #3CB371 ΔE 0.026
- Dark Mint #48C072 ΔE 0.027
- Algae #54AC68 ΔE 0.033
- Cool Green #33B864 ΔE 0.033
- Faded Green #7BB274 ΔE 0.035
- Dark Pastel Green #56AE57 ΔE 0.035
- Dark Seafoam #1FB57A ΔE 0.035
Use #5BB770 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.