#156367
Closest named color: Petrol (#005F6A). oklch(45.7% 0.071 200.2), rgb(21, 99, 103).
Aa
White text reads best on this color (6.97:1).
About this color
#156367 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 46%, its chroma 0.071 and its hue 200°. Its hue sits on the cool side of the wheel. The nearest named color is Petrol (#005F6A), ΔE 0.018 away. White text reads best on it, at 6.97:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.071) |
| Temperature | cool |
| Nearest name | Petrol (#005F6A) |
| Black text | 3.01:1 |
| White text | 6.97:1 |
Values
| HEX | #156367 |
| RGB | rgb(21, 99, 103) |
| HSL | hsl(183, 66%, 24%) |
| OKLCH | oklch(45.7% 0.071 200.2) |
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 #156367 | 6.97:1 | AA | Lc -88.8 | Fine for body text |
| Black text on #156367 | 3.01:1 | AA large text | Lc 20.2 | Dividers and decoration only |
| #156367 text on white | 6.97:1 | AA | Lc 83.8 | Fine for body text |
| #156367 text on black | 3.01:1 | AA large text | Lc -18.2 | 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
#F1F7F7
oklch(97.2% 0.006 197.1)
-
Step 100
100
#E1ECED
oklch(93.5% 0.012 203.5)
-
Step 200
200
#C8DEDF
oklch(88.5% 0.024 200.1)
-
Step 300
300
#A2C9CB
oklch(80.8% 0.041 200.2)
-
Step 400
400
#6DADB1
oklch(70.6% 0.066 200.8)
-
Step 500
500
#3F999E
oklch(63.1% 0.085 200.3)
-
Step 600
600
#0B8389
oklch(55.6% 0.092 200.6)
-
Step 700
700
#006F73
oklch(49.2% 0.084 199.2)
-
Step 800
800 (this color)
#156367
oklch(45.7% 0.071 200.2)
-
Step 900
900
#144A4D
oklch(37.6% 0.055 200.4)
-
Step 950
950
#0E2C2D
oklch(27.1% 0.035 198.3)
#156367 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) | #5B5E67 | 0.072 |
| Deuteranopia (no green cones) | #505667 | 0.067 |
| Tritanopia (no blue cones) | #006764 | 0.016 |
| Achromatopsia (no color) | #595959 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #156367
#156367
oklch(45.7% 0.071 200.2)
- #7A4646
#7A4646
oklch(45.6% 0.072 20.2)
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 #156367, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Petrol #005F6A ΔE 0.018
- Dark Aqua #05696B ΔE 0.018
- Dark Green Blue #1F6357 ΔE 0.026
- Deep Teal #00555A ΔE 0.048
- Dark Aquamarine #017371 ΔE 0.049
- Deep Turquoise #017374 ΔE 0.049
- YInMn Blue #415A77 ΔE 0.058
- Slate #516572 ΔE 0.062
Use #156367 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.