#048C56
Closest named color: Sea Green (#2E8B57). oklch(56.4% 0.132 157.6), rgb(4, 140, 86).
Aa
Black text reads best on this color (4.89:1).
About this color
#048C56 is a medium-dark, moderately saturated green. In OKLCH its lightness is 56%, its chroma 0.132 and its hue 158°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.015 away. Black text reads best on it, at 4.89:1.
| Hue family | Greens |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.132) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 4.89:1 |
| White text | 4.29:1 |
Values
| HEX | #048C56 |
| RGB | rgb(4, 140, 86) |
| HSL | hsl(156, 94%, 28%) |
| OKLCH | oklch(56.4% 0.132 157.6) |
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 #048C56 | 4.29:1 | AA large text | Lc -74.6 | Content text, not long reading |
| Black text on #048C56 | 4.89:1 | AA | Lc 35.0 | Non-text elements, placeholder text |
| #048C56 text on white | 4.29:1 | AA large text | Lc 69.1 | Content text, not long reading |
| #048C56 text on black | 4.89:1 | AA | Lc -32.6 | 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
#F1F7F3
oklch(97.1% 0.008 157.1)
-
Step 100
100
#E1EEE5
oklch(93.7% 0.018 155.8)
-
Step 200
200
#C8E0D1
oklch(88.5% 0.033 158.3)
-
Step 300
300
#A1CDB2
oklch(80.9% 0.06 157.8)
-
Step 400
400
#6BB389
oklch(70.8% 0.096 157.2)
-
Step 500
500
#3B9F6C
oklch(63% 0.121 157.6)
-
Step 600
600 (this color)
#048C56
oklch(56.4% 0.132 157.6)
-
Step 700
700
#007446
oklch(49.2% 0.116 157.5)
-
Step 800
800
#005F38
oklch(42.7% 0.101 157.3)
-
Step 900
900
#114E31
oklch(37.8% 0.079 157.8)
-
Step 950
950
#0D2E1D
oklch(27.1% 0.05 157.8)
#048C56 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) | #8B8052 | 0.121 |
| Deuteranopia (no green cones) | #7D765A | 0.118 |
| Tritanopia (no blue cones) | #008B7E | 0.061 |
| Achromatopsia (no color) | #7A7A7A | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #048C56
#048C56
oklch(56.4% 0.132 157.6)
- #A55491
#A55491
oklch(56.4% 0.131 337.3)
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 #048C56, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.015
- Viridian #1E9167 ΔE 0.028
- Jungle Green #048243 ΔE 0.034
- Light Forest Green #4F9153 ΔE 0.045
- Fern Green #548D44 ΔE 0.048
- Kelley Green #009337 ΔE 0.048
- Forest Green #228B22 ΔE 0.053
- Dark Sage #598556 ΔE 0.054
Use #048C56 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.