#5A7CA8
Closest named color: Off Blue (#5684AE). oklch(57.9% 0.079 255.2), rgb(90, 124, 168).
Aa
Black text reads best on this color (4.88:1).
About this color
#5A7CA8 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 58%, its chroma 0.079 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Off Blue (#5684AE), ΔE 0.022 away. Black text reads best on it, at 4.88:1.
| Hue family | Blues |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Off Blue (#5684AE) |
| Black text | 4.88:1 |
| White text | 4.30:1 |
Values
| HEX | #5A7CA8 |
| RGB | rgb(90, 124, 168) |
| HSL | hsl(214, 31%, 51%) |
| OKLCH | oklch(57.9% 0.079 255.2) |
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 #5A7CA8 | 4.30:1 | AA large text | Lc -75.2 | Fine for body text |
| Black text on #5A7CA8 | 4.88:1 | AA | Lc 34.4 | Non-text elements, placeholder text |
| #5A7CA8 text on white | 4.30:1 | AA large text | Lc 69.7 | Content text, not long reading |
| #5A7CA8 text on black | 4.88:1 | AA | Lc -32.0 | 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 600.
-
Step 50
50
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E5EAF1
oklch(93.5% 0.011 256.7)
-
Step 200
200
#D1DAE6
oklch(88.5% 0.019 255.5)
-
Step 300
300
#B2C2D8
oklch(80.9% 0.036 256.4)
-
Step 400
400
#89A3C4
oklch(70.7% 0.057 254.6)
-
Step 500
500
#6C8CB5
oklch(63.2% 0.072 254.9)
-
Step 600
600 (this color)
#5A7CA8
oklch(57.9% 0.079 255.2)
-
Step 700
700
#44628A
oklch(49% 0.074 255.9)
-
Step 800
800
#385070
oklch(42.6% 0.061 255.9)
-
Step 900
900
#30435A
oklch(37.7% 0.047 253.7)
-
Step 950
950
#1D2735
oklch(27% 0.03 256.9)
#5A7CA8 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) | #6B7EAA | 0.023 |
| Deuteranopia (no green cones) | #6276A7 | 0.018 |
| Tritanopia (no blue cones) | #3A868B | 0.070 |
| Achromatopsia (no color) | #7A7A7A | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A7CA8
#5A7CA8
oklch(57.9% 0.079 255.2)
- #957342
#957342
oklch(57.8% 0.079 75.2)
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 #5A7CA8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Off Blue #5684AE ΔE 0.022
- Stormy Blue #507B9C ΔE 0.023
- Steel Blue #4682B4 ΔE 0.027
- Dusty Blue #5A86AD ΔE 0.028
- Cerulean #457B9D ΔE 0.030
- Cool Blue #4984B8 ΔE 0.031
- Dull Blue #49759C ΔE 0.034
- Grey Blue #647D8E ΔE 0.043
Use #5A7CA8 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.