#52617A
Closest named color: Slate (#516572). oklch(49% 0.044 260.5), rgb(82, 97, 122).
Aa
White text reads best on this color (6.26:1).
About this color
#52617A is a medium-dark, muted blue. In OKLCH its lightness is 49%, its chroma 0.044 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Slate (#516572), ΔE 0.021 away. White text reads best on it, at 6.26:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.044) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.34:1 |
| White text | 6.26:1 |
Values
| HEX | #52617A |
| RGB | rgb(82, 97, 122) |
| HSL | hsl(218, 20%, 40%) |
| OKLCH | oklch(49% 0.044 260.5) |
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 #52617A | 6.26:1 | AA | Lc -86.4 | Fine for body text |
| Black text on #52617A | 3.34:1 | AA large text | Lc 22.8 | Dividers and decoration only |
| #52617A text on white | 6.26:1 | AA | Lc 81.2 | Fine for body text |
| #52617A text on black | 3.34:1 | AA large text | Lc -20.6 | 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
#F4F5F7
oklch(97% 0.003 264.5)
-
Step 100
100
#E7EAEE
oklch(93.6% 0.006 255.5)
-
Step 200
200
#D5D9E1
oklch(88.5% 0.012 264.5)
-
Step 300
300
#B9C1CF
oklch(80.9% 0.022 261.8)
-
Step 400
400
#95A1B7
oklch(70.7% 0.035 262.6)
-
Step 500
500
#7A8AA5
oklch(63% 0.045 260.9)
-
Step 600
600
#637490
oklch(55.6% 0.048 260.3)
-
Step 700
700 (this color)
#52617A
oklch(49% 0.044 260.5)
-
Step 800
800
#434F63
oklch(42.5% 0.037 260.6)
-
Step 900
900
#394251
oklch(37.7% 0.028 260.6)
-
Step 950
950
#21272F
oklch(27% 0.017 255.7)
#52617A 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) | #59627B | 0.011 |
| Deuteranopia (no green cones) | #545F79 | 0.006 |
| Tritanopia (no blue cones) | #466669 | 0.040 |
| Achromatopsia (no color) | #606060 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #52617A
#52617A
oklch(49% 0.044 260.5)
- #6E5E43
#6E5E43
oklch(49% 0.045 80.4)
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 #52617A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.021
- Dusty Grape #545775 ΔE 0.029
- YInMn Blue #415A77 ΔE 0.033
- Denim #3B638C ΔE 0.038
- Dusk #4E5481 ΔE 0.045
- Dusky Blue #475F94 ΔE 0.046
- Dim Gray #696969 ΔE 0.054
- Metallic Blue #4F738E ΔE 0.054
Use #52617A 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.