#5B9A78
Closest named color: Grey Teal (#5E9B8A). oklch(63.4% 0.084 159.2), rgb(91, 154, 120).
Aa
Black text reads best on this color (6.33:1).
About this color
#5B9A78 is a medium-light, moderately saturated green. In OKLCH its lightness is 63%, its chroma 0.084 and its hue 159°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grey Teal (#5E9B8A), ΔE 0.026 away. Black text reads best on it, at 6.33:1.
| Hue family | Greens |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.084) |
| Temperature | in between |
| Nearest name | Grey Teal (#5E9B8A) |
| Black text | 6.33:1 |
| White text | 3.31:1 |
Values
| HEX | #5B9A78 |
| RGB | rgb(91, 154, 120) |
| HSL | hsl(148, 26%, 48%) |
| OKLCH | oklch(63.4% 0.084 159.2) |
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 #5B9A78 | 3.31:1 | AA large text | Lc -65.9 | Content text, not long reading |
| Black text on #5B9A78 | 6.33:1 | AA | Lc 43.7 | Non-text elements, placeholder text |
| #5B9A78 text on white | 3.31:1 | AA large text | Lc 60.4 | Content text, not long reading |
| #5B9A78 text on black | 6.33:1 | AA | Lc -41.3 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E4ECE7
oklch(93.6% 0.011 158.8)
-
Step 200
200
#CDDED4
oklch(88.5% 0.023 160.2)
-
Step 300
300
#ABC9B7
oklch(80.9% 0.041 159)
-
Step 400
400
#7DAE92
oklch(70.8% 0.066 159.1)
-
Step 500
500 (this color)
#5B9A78
oklch(63.4% 0.084 159.2)
-
Step 600
600
#3D8460
oklch(55.7% 0.092 159.2)
-
Step 700
700
#2F6F4F
oklch(49% 0.084 159.2)
-
Step 800
800
#285B41
oklch(42.8% 0.071 159.1)
-
Step 900
900
#264A37
oklch(37.6% 0.053 159.3)
-
Step 950
950
#172C20
oklch(27.1% 0.035 157.9)
#5B9A78 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) | #999176 | 0.080 |
| Deuteranopia (no green cones) | #8F8A7A | 0.077 |
| Tritanopia (no blue cones) | #4C9990 | 0.037 |
| Achromatopsia (no color) | #8D8D8D | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B9A78
#5B9A78
oklch(63.4% 0.084 159.2)
- #AC769B
#AC769B
oklch(63.3% 0.084 338.9)
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 #5B9A78, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Teal #5E9B8A ΔE 0.026
- Ocean Green #3D9973 ΔE 0.028
- Dull Teal #5F9E8F ΔE 0.033
- Green Grey #77926F ΔE 0.035
- Slate Green #658D6D ΔE 0.036
- Persian Green #2A9D8F ΔE 0.042
- Dusty Teal #4C9085 ΔE 0.044
- Sea #3C9992 ΔE 0.044
Use #5B9A78 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.