#388B71
Closest named color: Viridian (#1E9167). oklch(57.8% 0.091 169.5), rgb(56, 139, 113).
Aa
Black text reads best on this color (5.09:1).
About this color
#388B71 is a medium-dark, moderately saturated green. In OKLCH its lightness is 58%, its chroma 0.091 and its hue 169°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Viridian (#1E9167), ΔE 0.031 away. Black text reads best on it, at 5.09:1.
| Hue family | Greens |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.091) |
| Temperature | in between |
| Nearest name | Viridian (#1E9167) |
| Black text | 5.09:1 |
| White text | 4.11:1 |
Values
| HEX | #388B71 |
| RGB | rgb(56, 139, 113) |
| HSL | hsl(161, 43%, 38%) |
| OKLCH | oklch(57.8% 0.091 169.5) |
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 #388B71 | 4.11:1 | AA large text | Lc -73.6 | Content text, not long reading |
| Black text on #388B71 | 5.09:1 | AA | Lc 36.0 | Non-text elements, placeholder text |
| #388B71 text on white | 4.11:1 | AA large text | Lc 68.1 | Content text, not long reading |
| #388B71 text on black | 5.09:1 | AA | Lc -33.6 | 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 600.
-
Step 50
50
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E3ECE8
oklch(93.5% 0.011 167.8)
-
Step 200
200
#CBDED7
oklch(88.4% 0.022 171.7)
-
Step 300
300
#A8CABC
oklch(81% 0.041 168.4)
-
Step 400
400
#77AE9A
oklch(70.7% 0.065 169.7)
-
Step 500
500
#519A81
oklch(63.1% 0.083 169.2)
-
Step 600
600 (this color)
#388B71
oklch(57.8% 0.091 169.5)
-
Step 700
700
#227059
oklch(49.1% 0.084 169.5)
-
Step 800
800
#1F5B49
oklch(42.7% 0.069 169.9)
-
Step 900
900
#204B3D
oklch(37.8% 0.054 169.6)
-
Step 950
950
#142C24
oklch(27.1% 0.034 170)
#388B71 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) | #878270 | 0.092 |
| Deuteranopia (no green cones) | #7B7973 | 0.089 |
| Tritanopia (no blue cones) | #018C84 | 0.032 |
| Achromatopsia (no color) | #7D7D7D | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #388B71
#388B71
oklch(57.8% 0.091 169.5)
- #A26382
#A26382
oklch(57.9% 0.091 349.4)
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 #388B71, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Viridian #1E9167 ΔE 0.031
- Dusty Teal #4C9085 ΔE 0.037
- Sea Green #2E8B57 ΔE 0.040
- Dark Sage #598556 ΔE 0.041
- Dark Cyan #008B8B ΔE 0.042
- Ocean Green #3D9973 ΔE 0.043
- Slate Green #658D6D ΔE 0.044
- Blue Green #0F9B8E ΔE 0.052
Use #388B71 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.