#36677E
Closest named color: Denim (#3B638C). oklch(48.9% 0.065 230.3), rgb(54, 103, 126).
Aa
White text reads best on this color (6.17:1).
About this color
#36677E is a medium-dark, muted blue. In OKLCH its lightness is 49%, its chroma 0.065 and its hue 230°. Its hue sits on the cool side of the wheel. The nearest named color is Denim (#3B638C), ΔE 0.030 away. White text reads best on it, at 6.17:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Denim (#3B638C) |
| Black text | 3.39:1 |
| White text | 6.17:1 |
Values
| HEX | #36677E |
| RGB | rgb(54, 103, 126) |
| HSL | hsl(199, 40%, 35%) |
| OKLCH | oklch(48.9% 0.065 230.3) |
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 #36677E | 6.17:1 | AA | Lc -85.8 | Fine for body text |
| Black text on #36677E | 3.39:1 | AA large text | Lc 23.4 | Dividers and decoration only |
| #36677E text on white | 6.17:1 | AA | Lc 80.7 | Fine for body text |
| #36677E text on black | 3.39:1 | AA large text | Lc -21.2 | 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 700.
-
Step 50
50
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E4EBEF
oklch(93.6% 0.009 232.4)
-
Step 200
200
#CEDCE3
oklch(88.6% 0.018 229)
-
Step 300
300
#ADC5D1
oklch(80.9% 0.031 229.3)
-
Step 400
400
#81A7BA
oklch(70.7% 0.05 229.9)
-
Step 500
500
#6091A9
oklch(63.1% 0.064 230.2)
-
Step 600
600
#457B94
oklch(55.6% 0.069 229.7)
-
Step 700
700 (this color)
#36677E
oklch(48.9% 0.065 230.3)
-
Step 800
800
#2E5467
oklch(42.6% 0.054 231.6)
-
Step 900
900
#294654
oklch(37.7% 0.042 230.2)
-
Step 950
950
#192931
oklch(27% 0.026 230.6)
#36677E 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) | #5B667F | 0.045 |
| Deuteranopia (no green cones) | #515E7E | 0.039 |
| Tritanopia (no blue cones) | #006D6E | 0.047 |
| Achromatopsia (no color) | #616161 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #36677E
#36677E
oklch(48.9% 0.065 230.3)
- #7E553E
#7E553E
oklch(48.8% 0.065 50)
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 #36677E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim #3B638C ΔE 0.030
- Slate #516572 ΔE 0.034
- YInMn Blue #415A77 ΔE 0.038
- Peacock Blue #016795 ΔE 0.044
- Dark Aqua #05696B ΔE 0.046
- Sea Blue #047495 ΔE 0.047
- Light Navy Blue #2E5A88 ΔE 0.049
- Deep Turquoise #017374 ΔE 0.051
Use #36677E 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.