#4C979F
Closest named color: Sea (#3C9992). oklch(63.2% 0.075 204.6), rgb(76, 151, 159).
Aa
Black text reads best on this color (6.23:1).
About this color
#4C979F is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 63%, its chroma 0.075 and its hue 205°. Its hue sits on the cool side of the wheel. The nearest named color is Sea (#3C9992), ΔE 0.027 away. Black text reads best on it, at 6.23:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.075) |
| Temperature | cool |
| Nearest name | Sea (#3C9992) |
| Black text | 6.23:1 |
| White text | 3.36:1 |
Values
| HEX | #4C979F |
| RGB | rgb(76, 151, 159) |
| HSL | hsl(186, 35%, 46%) |
| OKLCH | oklch(63.2% 0.075 204.6) |
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 #4C979F | 3.36:1 | AA large text | Lc -66.4 | Content text, not long reading |
| Black text on #4C979F | 6.23:1 | AA | Lc 43.1 | Non-text elements, placeholder text |
| #4C979F text on white | 3.36:1 | AA large text | Lc 61.0 | Content text, not long reading |
| #4C979F text on black | 6.23:1 | AA | Lc -40.7 | 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
#E2ECED
oklch(93.6% 0.011 204.1)
-
Step 200
200
#CADDDF
oklch(88.4% 0.021 204.4)
-
Step 300
300
#A6C8CC
oklch(80.9% 0.037 205.2)
-
Step 400
400
#74ACB2
oklch(70.8% 0.059 204.4)
-
Step 500
500 (this color)
#4C979F
oklch(63.2% 0.075 204.6)
-
Step 600
600
#29818A
oklch(55.6% 0.082 204.9)
-
Step 700
700
#1A6D75
oklch(49.1% 0.076 204.7)
-
Step 800
800
#19595F
oklch(42.7% 0.063 204.1)
-
Step 900
900
#1D494E
oklch(37.7% 0.049 205.4)
-
Step 950
950
#122B2E
oklch(27.1% 0.031 205.7)
#4C979F 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) | #8D92A0 | 0.075 |
| Deuteranopia (no green cones) | #7F889F | 0.068 |
| Tritanopia (no blue cones) | #109C99 | 0.036 |
| Achromatopsia (no color) | #8C8C8C | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4C979F
#4C979F
oklch(63.2% 0.075 204.6)
- #B37873
#B37873
oklch(63.2% 0.075 24.8)
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 #4C979F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea #3C9992 ΔE 0.027
- Cadet Blue #5F9EA0 ΔE 0.029
- Dusty Teal #4C9085 ΔE 0.039
- Grey Teal #5E9B8A ΔE 0.040
- Dull Teal #5F9E8F ΔE 0.040
- Teal Green #0A9396 ΔE 0.041
- Persian Green #2A9D8F ΔE 0.042
- Blue Green #0F9B8E ΔE 0.046
Use #4C979F 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.