#4B797B
Closest named color: Metallic Blue (#4F738E). oklch(54.4% 0.05 199.3), rgb(75, 121, 123).
Aa
White text reads best on this color (4.86:1).
About this color
#4B797B is a medium-dark, muted teal or cyan. In OKLCH its lightness is 54%, its chroma 0.050 and its hue 199°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.041 away. White text reads best on it, at 4.86:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (54%) |
| Chroma | muted (0.050) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 4.32:1 |
| White text | 4.86:1 |
Values
| HEX | #4B797B |
| RGB | rgb(75, 121, 123) |
| HSL | hsl(183, 24%, 39%) |
| OKLCH | oklch(54.4% 0.05 199.3) |
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 #4B797B | 4.86:1 | AA | Lc -79.1 | Fine for body text |
| Black text on #4B797B | 4.32:1 | AA large text | Lc 30.5 | Non-text elements, placeholder text |
| #4B797B text on white | 4.86:1 | AA | Lc 73.6 | Content text, not long reading |
| #4B797B text on black | 4.32:1 | AA large text | Lc -28.1 | 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
#E5EBEB
oklch(93.6% 0.006 197)
-
Step 200
200
#D0DCDC
oklch(88.5% 0.013 196.9)
-
Step 300
300
#B1C5C6
oklch(80.9% 0.022 200.4)
-
Step 400
400
#87A8A9
oklch(70.7% 0.036 198.7)
-
Step 500
500
#689294
oklch(63% 0.046 199.8)
-
Step 600
600 (this color)
#4B797B
oklch(54.4% 0.05 199.3)
-
Step 700
700
#3F696B
oklch(49.1% 0.047 199.6)
-
Step 800
800
#345657
oklch(42.8% 0.04 198.2)
-
Step 900
900
#2E4748
oklch(37.8% 0.031 199.1)
-
Step 950
950
#1B292A
oklch(26.9% 0.019 201.6)
#4B797B 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) | #73757B | 0.052 |
| Deuteranopia (no green cones) | #6A6F7B | 0.047 |
| Tritanopia (no blue cones) | #377C79 | 0.021 |
| Achromatopsia (no color) | #717171 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B797B
#4B797B
oklch(54.4% 0.05 199.3)
- #8B6464
#8B6464
oklch(54.3% 0.051 18.8)
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 #4B797B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.041
- Teal #008080 ΔE 0.043
- Deep Aqua #08787F ΔE 0.043
- Battleship Gray #6C757D ΔE 0.043
- Bluegreen #017A79 ΔE 0.044
- Grey Blue #647D8E ΔE 0.045
- Battleship Grey #6B7C85 ΔE 0.045
- Ocean #017B92 ΔE 0.050
Use #4B797B 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.