#4E979B
Closest named color: Sea (#3C9992). oklch(63.1% 0.073 200.2), rgb(78, 151, 155).
Aa
Black text reads best on this color (6.22:1).
About this color
#4E979B is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 63%, its chroma 0.073 and its hue 200°. Its hue sits on the cool side of the wheel. The nearest named color is Sea (#3C9992), ΔE 0.023 away. Black text reads best on it, at 6.22:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.073) |
| Temperature | cool |
| Nearest name | Sea (#3C9992) |
| Black text | 6.22:1 |
| White text | 3.37:1 |
Values
| HEX | #4E979B |
| RGB | rgb(78, 151, 155) |
| HSL | hsl(183, 33%, 46%) |
| OKLCH | oklch(63.1% 0.073 200.2) |
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 #4E979B | 3.37:1 | AA large text | Lc -66.5 | Content text, not long reading |
| Black text on #4E979B | 6.22:1 | AA | Lc 43.0 | Non-text elements, placeholder text |
| #4E979B text on white | 3.37:1 | AA large text | Lc 61.1 | Content text, not long reading |
| #4E979B text on black | 6.22:1 | AA | Lc -40.6 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E2ECEC
oklch(93.6% 0.011 197)
-
Step 200
200
#CBDDDE
oklch(88.4% 0.019 200.8)
-
Step 300
300
#A7C8CA
oklch(80.9% 0.035 201)
-
Step 400
400
#75ACAF
oklch(70.7% 0.058 200.3)
-
Step 500
500 (this color)
#4E979B
oklch(63.1% 0.073 200.2)
-
Step 600
600
#2D8186
oklch(55.6% 0.079 200.7)
-
Step 700
700
#1E6D71
oklch(49.1% 0.074 200)
-
Step 800
800
#1C595C
oklch(42.7% 0.061 199.8)
-
Step 900
900
#1E494C
oklch(37.6% 0.048 201.5)
-
Step 950
950
#132B2C
oklch(27% 0.03 199.1)
#4E979B 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) | #8E919B | 0.075 |
| Deuteranopia (no green cones) | #81889B | 0.069 |
| Tritanopia (no blue cones) | #1E9C98 | 0.032 |
| Achromatopsia (no color) | #8C8C8C | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E979B
#4E979B
oklch(63.1% 0.073 200.2)
- #B27877
#B27877
oklch(63.2% 0.073 20.4)
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 #4E979B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea #3C9992 ΔE 0.023
- Cadet Blue #5F9EA0 ΔE 0.028
- Grey Teal #5E9B8A ΔE 0.034
- Dusty Teal #4C9085 ΔE 0.034
- Dull Teal #5F9E8F ΔE 0.036
- Persian Green #2A9D8F ΔE 0.038
- Teal Green #0A9396 ΔE 0.040
- Blue Green #0F9B8E ΔE 0.043
Use #4E979B 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.