#336357
Closest named color: Dark Green Blue (#1F6357). oklch(46.2% 0.056 175.5), rgb(51, 99, 87).
Aa
White text reads best on this color (6.85:1).
About this color
#336357 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 46%, its chroma 0.056 and its hue 176°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.016 away. White text reads best on it, at 6.85:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.06:1 |
| White text | 6.85:1 |
Values
| HEX | #336357 |
| RGB | rgb(51, 99, 87) |
| HSL | hsl(165, 32%, 29%) |
| OKLCH | oklch(46.2% 0.056 175.5) |
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 #336357 | 6.85:1 | AA | Lc -88.6 | Fine for body text |
| Black text on #336357 | 3.06:1 | AA large text | Lc 20.5 | Dividers and decoration only |
| #336357 text on white | 6.85:1 | AA | Lc 83.6 | Fine for body text |
| #336357 text on black | 3.06:1 | AA large text | Lc -18.4 | 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
#CFDDD8
oklch(88.6% 0.016 172.6)
-
Step 300
300
#AFC7C0
oklch(81% 0.028 176.2)
-
Step 400
400
#84AA9F
oklch(70.7% 0.044 175.4)
-
Step 500
500
#659588
oklch(63.2% 0.056 175.6)
-
Step 600
600
#4B7F72
oklch(55.6% 0.06 176.2)
-
Step 700
700 (this color)
#336357
oklch(46.2% 0.056 175.5)
-
Step 800
800
#32584E
oklch(42.9% 0.047 175.3)
-
Step 900
900
#2C4841
oklch(37.7% 0.036 176.7)
-
Step 950
950
#1A2A26
oklch(26.9% 0.023 177.2)
#336357 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) | #605E56 | 0.059 |
| Deuteranopia (no green cones) | #585858 | 0.056 |
| Tritanopia (no blue cones) | #21645F | 0.017 |
| Achromatopsia (no color) | #5A5A5A | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #336357
#336357
oklch(46.2% 0.056 175.5)
- #724B5A
#724B5A
oklch(46.1% 0.057 354.8)
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 #336357, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.016
- Dark Aqua #05696B ΔE 0.036
- Petrol #005F6A ΔE 0.046
- Pine #2B5D34 ΔE 0.054
- Dark Aquamarine #017371 ΔE 0.054
- Deep Turquoise #017374 ΔE 0.056
- Spruce #0A5F38 ΔE 0.059
- Slate #516572 ΔE 0.060
Use #336357 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.