#5B89B2
Closest named color: Dusty Blue (#5A86AD). oklch(61.4% 0.08 246.4), rgb(91, 137, 178).
Aa
Black text reads best on this color (5.66:1).
About this color
#5B89B2 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 61%, its chroma 0.080 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Blue (#5A86AD), ΔE 0.010 away. Black text reads best on it, at 5.66:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Dusty Blue (#5A86AD) |
| Black text | 5.66:1 |
| White text | 3.70:1 |
Values
| HEX | #5B89B2 |
| RGB | rgb(91, 137, 178) |
| HSL | hsl(208, 36%, 53%) |
| OKLCH | oklch(61.4% 0.08 246.4) |
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 #5B89B2 | 3.70:1 | AA large text | Lc -70.0 | Content text, not long reading |
| Black text on #5B89B2 | 5.66:1 | AA | Lc 39.5 | Non-text elements, placeholder text |
| #5B89B2 text on white | 3.70:1 | AA large text | Lc 64.5 | Content text, not long reading |
| #5B89B2 text on black | 5.66:1 | AA | Lc -37.1 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E4EBF1
oklch(93.6% 0.011 243.7)
-
Step 200
200
#CEDBE7
oklch(88.5% 0.022 245.9)
-
Step 300
300
#ADC4D9
oklch(81% 0.039 245.9)
-
Step 400
400
#81A5C6
oklch(70.7% 0.063 246.5)
-
Step 500
500 (this color)
#5B89B2
oklch(61.4% 0.08 246.4)
-
Step 600
600
#4678A4
oklch(55.7% 0.088 246.7)
-
Step 700
700
#37658C
oklch(49.2% 0.081 246)
-
Step 800
800
#2E5272
oklch(42.6% 0.068 247)
-
Step 900
900
#29445C
oklch(37.6% 0.053 246.6)
-
Step 950
950
#192836
oklch(27% 0.033 247.4)
#5B89B2 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) | #788AB4 | 0.036 |
| Deuteranopia (no green cones) | #6D81B1 | 0.029 |
| Tritanopia (no blue cones) | #339397 | 0.068 |
| Achromatopsia (no color) | #858585 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B89B2
#5B89B2
oklch(61.4% 0.08 246.4)
- #A57B4E
#A57B4E
oklch(61.4% 0.08 67.3)
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 #5B89B2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Blue #5A86AD ΔE 0.010
- Off Blue #5684AE ΔE 0.016
- Faded Blue #658CBB ΔE 0.020
- Cool Blue #4984B8 ΔE 0.027
- Steel Blue #4682B4 ΔE 0.032
- Silver Lake Blue #778DA9 ΔE 0.039
- Blue Grey #758DA3 ΔE 0.042
- Light Slate Gray #778899 ΔE 0.048
Use #5B89B2 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.