#448B4D
Closest named color: Sea Green (#2E8B57). oklch(57.5% 0.118 146.5), rgb(68, 139, 77).
Aa
Black text reads best on this color (5.04:1).
About this color
#448B4D is a medium-dark, moderately saturated green. In OKLCH its lightness is 57%, its chroma 0.118 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.018 away. Black text reads best on it, at 5.04:1.
| Hue family | Greens |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.118) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 5.04:1 |
| White text | 4.16:1 |
Values
| HEX | #448B4D |
| RGB | rgb(68, 139, 77) |
| HSL | hsl(128, 34%, 41%) |
| OKLCH | oklch(57.5% 0.118 146.5) |
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 #448B4D | 4.16:1 | AA large text | Lc -73.9 | Content text, not long reading |
| Black text on #448B4D | 5.04:1 | AA | Lc 35.6 | Non-text elements, placeholder text |
| #448B4D text on white | 4.16:1 | AA large text | Lc 68.4 | Content text, not long reading |
| #448B4D text on black | 5.04:1 | AA | Lc -33.2 | 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
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E4EDE4
oklch(93.7% 0.015 145.5)
-
Step 200
200
#CDDFCE
oklch(88.5% 0.03 146.9)
-
Step 300
300
#ABCAAD
oklch(80.8% 0.052 146.8)
-
Step 400
400
#7DAF81
oklch(70.6% 0.085 146.6)
-
Step 500
500
#5B9B61
oklch(63.1% 0.108 146.3)
-
Step 600
600 (this color)
#448B4D
oklch(57.5% 0.118 146.5)
-
Step 700
700
#307139
oklch(49.2% 0.11 146.4)
-
Step 800
800
#295C2F
oklch(42.7% 0.091 146.2)
-
Step 900
900
#264C2A
oklch(37.8% 0.072 146.3)
-
Step 950
950
#172C19
oklch(26.9% 0.044 146.4)
#448B4D 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) | #8D8048 | 0.093 |
| Deuteranopia (no green cones) | #837A51 | 0.091 |
| Tritanopia (no blue cones) | #38887C | 0.070 |
| Achromatopsia (no color) | #7C7C7C | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #448B4D
#448B4D
oklch(57.5% 0.118 146.5)
- #9C5E9D
#9C5E9D
oklch(57.4% 0.117 326.4)
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 #448B4D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.018
- Fern Green #548D44 ΔE 0.020
- Light Forest Green #4F9153 ΔE 0.022
- Dark Sage #598556 ΔE 0.033
- Viridian #1E9167 ΔE 0.035
- Moss Green #658B38 ΔE 0.037
- Swamp #698339 ΔE 0.042
- Mossy Green #638B27 ΔE 0.044
Use #448B4D 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.