#3B6859
Closest named color: Dark Green Blue (#1F6357). oklch(48% 0.056 170.5), rgb(59, 104, 89).
Aa
White text reads best on this color (6.34:1).
About this color
#3B6859 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 48%, its chroma 0.056 and its hue 170°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.031 away. White text reads best on it, at 6.34:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (48%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.31:1 |
| White text | 6.34:1 |
Values
| HEX | #3B6859 |
| RGB | rgb(59, 104, 89) |
| HSL | hsl(160, 28%, 32%) |
| OKLCH | oklch(48% 0.056 170.5) |
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 #3B6859 | 6.34:1 | AA | Lc -86.6 | Fine for body text |
| Black text on #3B6859 | 3.31:1 | AA large text | Lc 22.6 | Dividers and decoration only |
| #3B6859 text on white | 6.34:1 | AA | Lc 81.5 | Fine for body text |
| #3B6859 text on black | 3.31:1 | AA large text | Lc -20.4 | 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 700.
-
Step 50
50
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E5ECE9
oklch(93.7% 0.008 168.7)
-
Step 200
200
#D0DCD8
oklch(88.4% 0.014 174.1)
-
Step 300
300
#B0C7BE
oklch(81% 0.028 170.1)
-
Step 400
400
#86AA9D
oklch(70.7% 0.044 171)
-
Step 500
500
#679585
oklch(63.2% 0.056 170.8)
-
Step 600
600
#4E7F6E
oklch(55.6% 0.06 170.1)
-
Step 700
700 (this color)
#3B6859
oklch(48% 0.056 170.5)
-
Step 800
800
#34574B
oklch(42.6% 0.046 170.3)
-
Step 900
900
#2E483F
oklch(37.8% 0.036 170.7)
-
Step 950
950
#1B2A25
oklch(27% 0.022 171.9)
#3B6859 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) | #666358 | 0.058 |
| Deuteranopia (no green cones) | #5E5D5A | 0.055 |
| Tritanopia (no blue cones) | #2D6964 | 0.019 |
| Achromatopsia (no color) | #5F5F5F | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3B6859
#3B6859
oklch(48% 0.056 170.5)
- #765162
#765162
oklch(48.1% 0.055 350.2)
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 #3B6859, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.031
- Dark Aqua #05696B ΔE 0.039
- Dark Aquamarine #017371 ΔE 0.046
- Deep Turquoise #017374 ΔE 0.049
- Slate #516572 ΔE 0.054
- Petrol #005F6A ΔE 0.059
- Bluegreen #017A79 ΔE 0.063
- Pine #2B5D34 ΔE 0.063
Use #3B6859 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.