#78A4AC
Closest named color: Greyblue (#77A1B5). oklch(69% 0.049 210), rgb(120, 164, 172).
Aa
Black text reads best on this color (7.70:1).
About this color
#78A4AC is a medium-light, muted teal or cyan. In OKLCH its lightness is 69%, its chroma 0.049 and its hue 210°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.018 away. Black text reads best on it, at 7.70:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (69%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.70:1 |
| White text | 2.72:1 |
Values
| HEX | #78A4AC |
| RGB | rgb(120, 164, 172) |
| HSL | hsl(189, 24%, 57%) |
| OKLCH | oklch(69% 0.049 210) |
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 #78A4AC | 2.72:1 | Fails | Lc -58.0 | Large or bold text, headings |
| Black text on #78A4AC | 7.70:1 | AAA | Lc 51.3 | Large or bold text, headings |
| #78A4AC text on white | 2.72:1 | Fails | Lc 52.7 | Large or bold text, headings |
| #78A4AC text on black | 7.70:1 | AAA | Lc -49.1 | Large or bold text, headings |
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 400.
-
Step 50
50
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E4ECED
oklch(93.7% 0.009 205.9)
-
Step 200
200
#CDDCDF
oklch(88.4% 0.017 211)
-
Step 300
300
#ABC6CB
oklch(80.8% 0.03 210.1)
-
Step 400
400 (this color)
#78A4AC
oklch(69% 0.049 210)
-
Step 500
500
#5A949E
oklch(63.1% 0.062 209.6)
-
Step 600
600
#3E7E89
oklch(55.5% 0.067 210.1)
-
Step 700
700
#2F6A74
oklch(48.9% 0.063 210.1)
-
Step 800
800
#28575F
oklch(42.7% 0.053 210)
-
Step 900
900
#26484D
oklch(37.8% 0.04 207.8)
-
Step 950
950
#172A2D
oklch(27% 0.025 208.4)
#78A4AC 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) | #9DA1AD | 0.047 |
| Deuteranopia (no green cones) | #949AAC | 0.043 |
| Tritanopia (no blue cones) | #66A8A6 | 0.025 |
| Achromatopsia (no color) | #9D9D9D | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78A4AC
#78A4AC
oklch(69% 0.049 210)
- #B8918A
#B8918A
oklch(69.1% 0.049 30.1)
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 #78A4AC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.018
- Bluegrey #85A3B2 ΔE 0.019
- Bluey Grey #89A0B0 ΔE 0.025
- Cool Grey #95A3A6 ΔE 0.036
- Cadet Blue #5F9EA0 ΔE 0.038
- Cool Gray #8D99AE ΔE 0.040
- Cool Steel #97A7B3 ΔE 0.042
- Pewter #96A8A1 ΔE 0.043
Use #78A4AC 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.