#78A3BB
Closest named color: Greyblue (#77A1B5). oklch(69.3% 0.058 233.1), rgb(120, 163, 187).
Aa
Black text reads best on this color (7.75:1).
About this color
#78A3BB is a medium-light, muted blue. In OKLCH its lightness is 69%, its chroma 0.058 and its hue 233°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.009 away. Black text reads best on it, at 7.75:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.75:1 |
| White text | 2.70:1 |
Values
| HEX | #78A3BB |
| RGB | rgb(120, 163, 187) |
| HSL | hsl(201, 33%, 60%) |
| OKLCH | oklch(69.3% 0.058 233.1) |
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 #78A3BB | 2.70:1 | Fails | Lc -57.7 | Large or bold text, headings |
| Black text on #78A3BB | 7.75:1 | AAA | Lc 51.6 | Large or bold text, headings |
| #78A3BB text on white | 2.70:1 | Fails | Lc 52.5 | Large or bold text, headings |
| #78A3BB text on black | 7.75:1 | AAA | Lc -49.4 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3EBF0
oklch(93.5% 0.011 234.8)
-
Step 200
200
#CDDCE5
oklch(88.6% 0.02 233.9)
-
Step 300
300
#AAC5D5
oklch(80.8% 0.037 233.9)
-
Step 400
400 (this color)
#78A3BB
oklch(69.3% 0.058 233.1)
-
Step 500
500
#5991B0
oklch(63% 0.075 234)
-
Step 600
600
#3D7B9B
oklch(55.5% 0.081 233.3)
-
Step 700
700
#2E6885
oklch(49.2% 0.076 233)
-
Step 800
800
#28556C
oklch(42.8% 0.062 233.1)
-
Step 900
900
#254657
oklch(37.7% 0.048 232.5)
-
Step 950
950
#162933
oklch(26.9% 0.031 232.5)
#78A3BB 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) | #98A1BC | 0.040 |
| Deuteranopia (no green cones) | #8E9ABB | 0.035 |
| Tritanopia (no blue cones) | #61AAAB | 0.043 |
| Achromatopsia (no color) | #9D9D9D | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78A3BB
#78A3BB
oklch(69.3% 0.058 233.1)
- #BA937B
#BA937B
oklch(69.3% 0.058 53.1)
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 #78A3BB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.009
- Bluegrey #85A3B2 ΔE 0.019
- Bluey Grey #89A0B0 ΔE 0.024
- Cool Gray #8D99AE ΔE 0.035
- Cool Steel #97A7B3 ΔE 0.043
- Cool Grey #95A3A6 ΔE 0.045
- Cadet Blue #5F9EA0 ΔE 0.051
- Pewter #96A8A1 ΔE 0.057
Use #78A3BB 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.