#5E7DBF
Closest named color: Cool Blue (#4984B8). oklch(59.5% 0.108 264.3), rgb(94, 125, 191).
Aa
Black text reads best on this color (5.16:1).
About this color
#5E7DBF is a medium-dark, moderately saturated blue. In OKLCH its lightness is 60%, its chroma 0.108 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Blue (#4984B8), ΔE 0.032 away. Black text reads best on it, at 5.16:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.108) |
| Temperature | cool |
| Nearest name | Cool Blue (#4984B8) |
| Black text | 5.16:1 |
| White text | 4.06:1 |
Values
| HEX | #5E7DBF |
| RGB | rgb(94, 125, 191) |
| HSL | hsl(221, 43%, 56%) |
| OKLCH | oklch(59.5% 0.108 264.3) |
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 #5E7DBF | 4.06:1 | AA large text | Lc -73.3 | Content text, not long reading |
| Black text on #5E7DBF | 5.16:1 | AA | Lc 36.3 | Non-text elements, placeholder text |
| #5E7DBF text on white | 4.06:1 | AA large text | Lc 67.8 | Content text, not long reading |
| #5E7DBF text on black | 5.16:1 | AA | Lc -33.9 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E5EAF4
oklch(93.6% 0.015 264.5)
-
Step 200
200
#CFD9ED
oklch(88.4% 0.03 264.4)
-
Step 300
300
#B0C1E4
oklch(81% 0.053 264.7)
-
Step 400
400
#86A0D6
oklch(70.6% 0.085 264.4)
-
Step 500
500 (this color)
#5E7DBF
oklch(59.5% 0.108 264.3)
-
Step 600
600
#5071B8
oklch(55.7% 0.117 264.1)
-
Step 700
700
#415E9E
oklch(49.1% 0.109 264.4)
-
Step 800
800
#364D80
oklch(42.7% 0.09 264.6)
-
Step 900
900
#2E4067
oklch(37.6% 0.071 264.4)
-
Step 950
950
#1B263C
oklch(27% 0.044 263.4)
#5E7DBF 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) | #6483C2 | 0.019 |
| Deuteranopia (no green cones) | #597ABE | 0.011 |
| Tritanopia (no blue cones) | #328B95 | 0.096 |
| Achromatopsia (no color) | #7E7E7E | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5E7DBF
#5E7DBF
oklch(59.5% 0.108 264.3)
- #9D7925
#9D7925
oklch(59.6% 0.108 84.4)
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 #5E7DBF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Blue #4984B8 ΔE 0.032
- Steel Blue #4682B4 ΔE 0.035
- Off Blue #5684AE ΔE 0.038
- Dusty Blue #5A86AD ΔE 0.043
- Windows Blue #3778BF ΔE 0.044
- Faded Blue #658CBB ΔE 0.046
- Water Blue #0E87CC ΔE 0.057
- Stormy Blue #507B9C ΔE 0.058
Use #5E7DBF 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.