#4B7779
Closest named color: Metallic Blue (#4F738E). oklch(53.8% 0.049 199.5), rgb(75, 119, 121).
Aa
White text reads best on this color (4.98:1).
About this color
#4B7779 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 54%, its chroma 0.049 and its hue 199°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.040 away. White text reads best on it, at 4.98:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (54%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 4.21:1 |
| White text | 4.98:1 |
Values
| HEX | #4B7779 |
| RGB | rgb(75, 119, 121) |
| HSL | hsl(183, 23%, 38%) |
| OKLCH | oklch(53.8% 0.049 199.5) |
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 #4B7779 | 4.98:1 | AA | Lc -79.8 | Fine for body text |
| Black text on #4B7779 | 4.21:1 | AA large text | Lc 29.7 | Dividers and decoration only |
| #4B7779 text on white | 4.98:1 | AA | Lc 74.4 | Content text, not long reading |
| #4B7779 text on black | 4.21:1 | AA large text | Lc -27.3 | 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
#88A8A9
oklch(70.8% 0.035 198.7)
-
Step 500
500
#699294
oklch(63.1% 0.045 199.9)
-
Step 600
600 (this color)
#4B7779
oklch(53.8% 0.049 199.5)
-
Step 700
700
#41696B
oklch(49.2% 0.045 199.8)
-
Step 800
800
#365557
oklch(42.6% 0.037 201)
-
Step 900
900
#2F4648
oklch(37.6% 0.029 202.8)
-
Step 950
950
#1C292A
oklch(26.9% 0.018 202.1)
#4B7779 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) | #717379 | 0.050 |
| Deuteranopia (no green cones) | #696D79 | 0.046 |
| Tritanopia (no blue cones) | #387A77 | 0.021 |
| Achromatopsia (no color) | #707070 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B7779
#4B7779
oklch(53.8% 0.049 199.5)
- #886363
#886363
oklch(53.8% 0.048 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 #4B7779, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.040
- Deep Aqua #08787F ΔE 0.042
- Battleship Gray #6C757D ΔE 0.043
- Bluegreen #017A79 ΔE 0.044
- Teal #008080 ΔE 0.045
- Battleship Grey #6B7C85 ΔE 0.048
- Grey Blue #647D8E ΔE 0.049
- Deep Turquoise #017374 ΔE 0.051
Use #4B7779 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.