#7788A3
Closest named color: Blue Grey (#758DA3). oklch(62.3% 0.045 259.6), rgb(119, 136, 163).
Aa
Black text reads best on this color (5.83:1).
About this color
#7788A3 is a medium-light, muted blue. In OKLCH its lightness is 62%, its chroma 0.045 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Grey (#758DA3), ΔE 0.014 away. Black text reads best on it, at 5.83:1.
| Hue family | Blues |
| Lightness | medium-light (62%) |
| Chroma | muted (0.045) |
| Temperature | cool |
| Nearest name | Blue Grey (#758DA3) |
| Black text | 5.83:1 |
| White text | 3.59:1 |
Values
| HEX | #7788A3 |
| RGB | rgb(119, 136, 163) |
| HSL | hsl(217, 19%, 55%) |
| OKLCH | oklch(62.3% 0.045 259.6) |
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 #7788A3 | 3.59:1 | AA large text | Lc -69.1 | Content text, not long reading |
| Black text on #7788A3 | 5.83:1 | AA | Lc 40.5 | Non-text elements, placeholder text |
| #7788A3 text on white | 3.59:1 | AA large text | Lc 63.6 | Content text, not long reading |
| #7788A3 text on black | 5.83:1 | AA | Lc -38.1 | 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
#F4F5F7
oklch(97% 0.003 264.5)
-
Step 100
100
#E7EAEE
oklch(93.6% 0.006 255.5)
-
Step 200
200
#D4D9E1
oklch(88.4% 0.012 259.8)
-
Step 300
300
#B8C1CF
oklch(80.8% 0.022 259.2)
-
Step 400
400
#94A1B7
oklch(70.6% 0.035 261)
-
Step 500
500 (this color)
#7788A3
oklch(62.3% 0.045 259.6)
-
Step 600
600
#627491
oklch(55.5% 0.05 259.9)
-
Step 700
700
#51617B
oklch(49% 0.046 260)
-
Step 800
800
#435064
oklch(42.8% 0.037 258.9)
-
Step 900
900
#384252
oklch(37.7% 0.031 259.7)
-
Step 950
950
#212730
oklch(27.1% 0.019 258.4)
#7788A3 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) | #7F89A4 | 0.012 |
| Deuteranopia (no green cones) | #7A85A2 | 0.009 |
| Tritanopia (no blue cones) | #6B8E91 | 0.041 |
| Achromatopsia (no color) | #878787 | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7788A3
#7788A3
oklch(62.3% 0.045 259.6)
- #968468
#968468
oklch(62.2% 0.046 78.7)
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 #7788A3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Grey #758DA3 ΔE 0.014
- Silver Lake Blue #778DA9 ΔE 0.015
- Light Slate Gray #778899 ΔE 0.016
- Steel #738595 ΔE 0.022
- Lavender Gray #7E7F9A ΔE 0.025
- Slate Gray #708090 ΔE 0.034
- Dusty Blue #5A86AD ΔE 0.039
- Faded Blue #658CBB ΔE 0.039
Use #7788A3 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.