#316657
Closest named color: Dark Green Blue (#1F6357). oklch(46.9% 0.062 172.8), rgb(49, 102, 87).
Aa
White text reads best on this color (6.62:1).
About this color
#316657 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 47%, its chroma 0.062 and its hue 173°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.019 away. White text reads best on it, at 6.62:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (47%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.16:1 |
| White text | 6.62:1 |
Values
| HEX | #316657 |
| RGB | rgb(49, 102, 87) |
| HSL | hsl(163, 35%, 30%) |
| OKLCH | oklch(46.9% 0.062 172.8) |
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 #316657 | 6.62:1 | AA | Lc -87.7 | Fine for body text |
| Black text on #316657 | 3.16:1 | AA large text | Lc 21.4 | Dividers and decoration only |
| #316657 text on white | 6.62:1 | AA | Lc 82.6 | Fine for body text |
| #316657 text on black | 3.16:1 | AA large text | Lc -19.3 | 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
#E4ECE9
oklch(93.6% 0.009 171.8)
-
Step 200
200
#CFDDD8
oklch(88.6% 0.016 172.6)
-
Step 300
300
#AEC7BF
oklch(80.9% 0.029 174.3)
-
Step 400
400
#82AB9E
oklch(70.7% 0.048 173.4)
-
Step 500
500
#619686
oklch(63.1% 0.062 173.2)
-
Step 600
600
#46806F
oklch(55.5% 0.067 172.8)
-
Step 700
700 (this color)
#316657
oklch(46.9% 0.062 172.8)
-
Step 800
800
#2F584C
oklch(42.6% 0.051 172.9)
-
Step 900
900
#2A493F
oklch(37.8% 0.041 171.5)
-
Step 950
950
#192B25
oklch(27.1% 0.026 171.3)
#316657 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) | #636056 | 0.065 |
| Deuteranopia (no green cones) | #5B5A58 | 0.062 |
| Tritanopia (no blue cones) | #1C6762 | 0.020 |
| Achromatopsia (no color) | #5D5D5D | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #316657
#316657
oklch(46.9% 0.062 172.8)
- #764C5E
#764C5E
oklch(47% 0.062 352.4)
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 #316657, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.019
- Dark Aqua #05696B ΔE 0.034
- Dark Aquamarine #017371 ΔE 0.048
- Deep Turquoise #017374 ΔE 0.051
- Petrol #005F6A ΔE 0.051
- Pine #2B5D34 ΔE 0.054
- Spruce #0A5F38 ΔE 0.059
- Slate #516572 ΔE 0.062
Use #316657 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.