#455D4D
Closest named color: Dark Green Blue (#1F6357). oklch(45.4% 0.039 155.4), rgb(69, 93, 77).
Aa
White text reads best on this color (7.17:1).
About this color
#455D4D is a medium-dark, muted green. In OKLCH its lightness is 45%, its chroma 0.039 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.038 away. White text reads best on it, at 7.17:1.
| Hue family | Greens |
| Lightness | medium-dark (45%) |
| Chroma | muted (0.039) |
| Temperature | in between |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 2.92:1 |
| White text | 7.17:1 |
Values
| HEX | #455D4D |
| RGB | rgb(69, 93, 77) |
| HSL | hsl(140, 15%, 32%) |
| OKLCH | oklch(45.4% 0.039 155.4) |
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 #455D4D | 7.17:1 | AAA | Lc -89.8 | Fine for body text |
| Black text on #455D4D | 2.92:1 | Fails | Lc 19.1 | Dividers and decoration only |
| #455D4D text on white | 7.17:1 | AAA | Lc 84.9 | Fine for body text |
| #455D4D text on black | 2.92:1 | Fails | Lc -17.1 | Dividers and decoration only |
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 800.
-
Step 50
50
#F4F6F4
oklch(97.1% 0.003 145.5)
-
Step 100
100
#E7EBE8
oklch(93.6% 0.006 153.8)
-
Step 200
200
#D3DCD5
oklch(88.6% 0.014 152.6)
-
Step 300
300
#B6C5BA
oklch(80.9% 0.022 154)
-
Step 400
400
#8FA897
oklch(70.7% 0.037 155.6)
-
Step 500
500
#73927D
oklch(63% 0.047 155.2)
-
Step 600
600
#5C7C67
oklch(55.5% 0.049 155.7)
-
Step 700
700
#4B6955
oklch(49.1% 0.048 155.1)
-
Step 800
800 (this color)
#455D4D
oklch(45.4% 0.039 155.4)
-
Step 900
900
#35473B
oklch(37.8% 0.031 155.5)
-
Step 950
950
#1F2922
oklch(26.9% 0.019 154.4)
#455D4D 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) | #5D594C | 0.036 |
| Deuteranopia (no green cones) | #59564E | 0.036 |
| Tritanopia (no blue cones) | #415C58 | 0.019 |
| Achromatopsia (no color) | #575757 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #455D4D
#455D4D
oklch(45.4% 0.039 155.4)
- #644E5F
#644E5F
oklch(45.3% 0.039 334.3)
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 #455D4D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.038
- Pine #2B5D34 ΔE 0.052
- Dark Slate Gray #2F4F4F ΔE 0.057
- Dark Aqua #05696B ΔE 0.060
- Petrol #005F6A ΔE 0.062
- Slate #516572 ΔE 0.062
- Spruce #0A5F38 ΔE 0.065
- Camo Green #526525 ΔE 0.066
Use #455D4D 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.