#48637A
Closest named color: Slate (#516572). oklch(48.8% 0.049 244.7), rgb(72, 99, 122).
Aa
White text reads best on this color (6.28:1).
About this color
#48637A is a medium-dark, muted blue. In OKLCH its lightness is 49%, its chroma 0.049 and its hue 245°. Its hue sits on the cool side of the wheel. The nearest named color is Slate (#516572), ΔE 0.020 away. White text reads best on it, at 6.28:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.34:1 |
| White text | 6.28:1 |
Values
| HEX | #48637A |
| RGB | rgb(72, 99, 122) |
| HSL | hsl(208, 26%, 38%) |
| OKLCH | oklch(48.8% 0.049 244.7) |
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 #48637A | 6.28:1 | AA | Lc -86.4 | Fine for body text |
| Black text on #48637A | 3.34:1 | AA large text | Lc 22.8 | Dividers and decoration only |
| #48637A text on white | 6.28:1 | AA | Lc 81.3 | Fine for body text |
| #48637A 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
#F4F6F7
oklch(97.2% 0.003 228.8)
-
Step 100
100
#E6EAEE
oklch(93.5% 0.007 247.9)
-
Step 200
200
#D2DAE1
oklch(88.4% 0.013 244.3)
-
Step 300
300
#B4C3CF
oklch(80.9% 0.024 242)
-
Step 400
400
#8DA4B7
oklch(70.7% 0.038 243.2)
-
Step 500
500
#718DA5
oklch(63.1% 0.048 244.5)
-
Step 600
600
#597791
oklch(55.6% 0.053 245.1)
-
Step 700
700 (this color)
#48637A
oklch(48.8% 0.049 244.7)
-
Step 800
800
#3C5264
oklch(42.8% 0.04 243.6)
-
Step 900
900
#334452
oklch(37.8% 0.032 243.6)
-
Step 950
950
#1E2830
oklch(27.1% 0.02 242.7)
#48637A 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) | #5A637B | 0.025 |
| Deuteranopia (no green cones) | #535E7A | 0.020 |
| Tritanopia (no blue cones) | #36686B | 0.039 |
| Achromatopsia (no color) | #606060 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #48637A
#48637A
oklch(48.8% 0.049 244.7)
- #735A42
#735A42
oklch(48.7% 0.049 65.1)
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 #48637A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.020
- YInMn Blue #415A77 ΔE 0.030
- Denim #3B638C ΔE 0.032
- Dusty Grape #545775 ΔE 0.036
- Dusky Blue #475F94 ΔE 0.047
- Dusk #4E5481 ΔE 0.050
- Light Navy Blue #2E5A88 ΔE 0.051
- Metallic Blue #4F738E ΔE 0.053
Use #48637A 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.