#016C59
Closest named color: Dark Green Blue (#1F6357). oklch(47.4% 0.089 174.9), rgb(1, 108, 89).
Aa
White text reads best on this color (6.38:1).
About this color
#016C59 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 47%, its chroma 0.089 and its hue 175°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.029 away. White text reads best on it, at 6.38:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.089) |
| Temperature | cool |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.29:1 |
| White text | 6.38:1 |
Values
| HEX | #016C59 |
| RGB | rgb(1, 108, 89) |
| HSL | hsl(169, 98%, 21%) |
| OKLCH | oklch(47.4% 0.089 174.9) |
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 #016C59 | 6.38:1 | AA | Lc -86.3 | Fine for body text |
| Black text on #016C59 | 3.29:1 | AA large text | Lc 22.9 | Dividers and decoration only |
| #016C59 text on white | 6.38:1 | AA | Lc 81.2 | Fine for body text |
| #016C59 text on black | 3.29:1 | AA large text | Lc -20.7 | 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
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2EDE9
oklch(93.7% 0.013 172.4)
-
Step 200
200
#CADFD8
oklch(88.6% 0.024 173.8)
-
Step 300
300
#A4CABF
oklch(80.8% 0.043 175.7)
-
Step 400
400
#71AF9E
oklch(70.7% 0.069 175)
-
Step 500
500
#479B86
oklch(63.1% 0.088 174.6)
-
Step 600
600
#1F8570
oklch(55.5% 0.096 175.2)
-
Step 700
700 (this color)
#016C59
oklch(47.4% 0.089 174.9)
-
Step 800
800
#125C4D
oklch(42.7% 0.074 175.4)
-
Step 900
900
#194B40
oklch(37.6% 0.057 176)
-
Step 950
950
#102C25
oklch(26.9% 0.037 174.8)
#016C59 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) | #686458 | 0.094 |
| Deuteranopia (no green cones) | #5C5B5A | 0.090 |
| Tritanopia (no blue cones) | #006D66 | 0.020 |
| Achromatopsia (no color) | #5F5F5F | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #016C59
#016C59
oklch(47.4% 0.089 174.9)
- #83455F
#83455F
oklch(47.4% 0.09 354.5)
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 #016C59, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.029
- Dark Aqua #05696B ΔE 0.034
- Dark Aquamarine #017371 ΔE 0.039
- Deep Turquoise #017374 ΔE 0.043
- Spruce #0A5F38 ΔE 0.056
- Petrol #005F6A ΔE 0.058
- Bluegreen #017A79 ΔE 0.058
- Pine #2B5D34 ΔE 0.059
Use #016C59 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.