#458D4C
Closest named color: Fern Green (#548D44). oklch(58% 0.121 145.8), rgb(69, 141, 76).
Aa
Black text reads best on this color (5.16:1).
About this color
#458D4C is a medium-dark, moderately saturated green. In OKLCH its lightness is 58%, its chroma 0.121 and its hue 146°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Fern Green (#548D44), ΔE 0.015 away. Black text reads best on it, at 5.16:1.
| Hue family | Greens |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.121) |
| Temperature | in between |
| Nearest name | Fern Green (#548D44) |
| Black text | 5.16:1 |
| White text | 4.06:1 |
Values
| HEX | #458D4C |
| RGB | rgb(69, 141, 76) |
| HSL | hsl(126, 34%, 41%) |
| OKLCH | oklch(58% 0.121 145.8) |
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 #458D4C | 4.06:1 | AA large text | Lc -73.1 | Content text, not long reading |
| Black text on #458D4C | 5.16:1 | AA | Lc 36.4 | Non-text elements, placeholder text |
| #458D4C text on white | 4.06:1 | AA large text | Lc 67.6 | Content text, not long reading |
| #458D4C text on black | 5.16:1 | AA | Lc -34.0 | 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E4EDE4
oklch(93.7% 0.015 145.5)
-
Step 200
200
#CDDFCD
oklch(88.5% 0.031 145.3)
-
Step 300
300
#ABCBAC
oklch(81% 0.055 145.9)
-
Step 400
400
#7DAF80
oklch(70.6% 0.086 146.1)
-
Step 500
500
#5A9B5F
oklch(63% 0.111 145.8)
-
Step 600
600 (this color)
#458D4C
oklch(58% 0.121 145.8)
-
Step 700
700
#2F7136
oklch(49.1% 0.113 145.6)
-
Step 800
800
#285C2E
oklch(42.7% 0.093 146)
-
Step 900
900
#264C29
oklch(37.8% 0.073 145.6)
-
Step 950
950
#172C18
oklch(26.9% 0.045 145.2)
#458D4C 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) | #8F8247 | 0.094 |
| Deuteranopia (no green cones) | #857B50 | 0.093 |
| Tritanopia (no blue cones) | #398A7D | 0.072 |
| Achromatopsia (no color) | #7E7E7E | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #458D4C
#458D4C
oklch(58% 0.121 145.8)
- #9F5FA1
#9F5FA1
oklch(58.1% 0.122 325.9)
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 #458D4C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Fern Green #548D44 ΔE 0.015
- Light Forest Green #4F9153 ΔE 0.018
- Sea Green #2E8B57 ΔE 0.023
- Moss Green #658B38 ΔE 0.035
- Viridian #1E9167 ΔE 0.036
- Dark Sage #598556 ΔE 0.037
- Mossy Green #638B27 ΔE 0.040
- Swamp #698339 ΔE 0.043
Use #458D4C 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.