#48737B
Closest named color: Metallic Blue (#4F738E). oklch(52.7% 0.049 210.6), rgb(72, 115, 123).
Aa
White text reads best on this color (5.23:1).
About this color
#48737B is a medium-dark, muted teal or cyan. In OKLCH its lightness is 53%, its chroma 0.049 and its hue 211°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.033 away. White text reads best on it, at 5.23:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (53%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 4.01:1 |
| White text | 5.23:1 |
Values
| HEX | #48737B |
| RGB | rgb(72, 115, 123) |
| HSL | hsl(189, 26%, 38%) |
| OKLCH | oklch(52.7% 0.049 210.6) |
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 #48737B | 5.23:1 | AA | Lc -81.3 | Fine for body text |
| Black text on #48737B | 4.01:1 | AA large text | Lc 28.2 | Dividers and decoration only |
| #48737B text on white | 5.23:1 | AA | Lc 75.9 | Fine for body text |
| #48737B text on black | 4.01:1 | AA large text | Lc -25.8 | 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 600.
-
Step 50
50
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E5EBEC
oklch(93.6% 0.007 208.8)
-
Step 200
200
#D0DBDE
oklch(88.4% 0.013 215.8)
-
Step 300
300
#B1C5C9
oklch(81% 0.023 211.1)
-
Step 400
400
#88A7AD
oklch(70.7% 0.035 210.7)
-
Step 500
500
#699199
oklch(63% 0.046 211.3)
-
Step 600
600 (this color)
#48737B
oklch(52.7% 0.049 210.6)
-
Step 700
700
#41686F
oklch(49.1% 0.045 210.1)
-
Step 800
800
#36555B
oklch(42.8% 0.038 211.1)
-
Step 900
900
#2F464A
oklch(37.7% 0.029 209.5)
-
Step 950
950
#1C292C
oklch(27% 0.019 213.5)
#48737B 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) | #6C707C | 0.047 |
| Deuteranopia (no green cones) | #646A7B | 0.043 |
| Tritanopia (no blue cones) | #337775 | 0.026 |
| Achromatopsia (no color) | #6C6C6C | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #48737B
#48737B
oklch(52.7% 0.049 210.6)
- #85615A
#85615A
oklch(52.8% 0.049 31.2)
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 #48737B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.033
- Deep Aqua #08787F ΔE 0.040
- Slate #516572 ΔE 0.041
- Bluegreen #017A79 ΔE 0.045
- Deep Turquoise #017374 ΔE 0.047
- Battleship Gray #6C757D ΔE 0.048
- Ocean #017B92 ΔE 0.048
- Dark Aquamarine #017371 ΔE 0.049
Use #48737B 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.