#5887C8
Closest named color: Cool Blue (#4984B8). oklch(61.8% 0.112 256.7), rgb(88, 135, 200).
Aa
Black text reads best on this color (5.71:1).
About this color
#5887C8 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 62%, its chroma 0.112 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Blue (#4984B8), ΔE 0.031 away. Black text reads best on it, at 5.71:1.
| Hue family | Blues |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.112) |
| Temperature | cool |
| Nearest name | Cool Blue (#4984B8) |
| Black text | 5.71:1 |
| White text | 3.67:1 |
Values
| HEX | #5887C8 |
| RGB | rgb(88, 135, 200) |
| HSL | hsl(215, 50%, 56%) |
| OKLCH | oklch(61.8% 0.112 256.7) |
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 #5887C8 | 3.67:1 | AA large text | Lc -69.7 | Content text, not long reading |
| Black text on #5887C8 | 5.71:1 | AA | Lc 39.9 | Non-text elements, placeholder text |
| #5887C8 text on white | 3.67:1 | AA large text | Lc 64.2 | Content text, not long reading |
| #5887C8 text on black | 5.71:1 | AA | Lc -37.5 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E3EAF5
oklch(93.5% 0.017 259.4)
-
Step 200
200
#CDDAEE
oklch(88.5% 0.031 258.9)
-
Step 300
300
#AAC3E4
oklch(81% 0.054 255.4)
-
Step 400
400
#7DA3D7
oklch(70.8% 0.087 256.4)
-
Step 500
500 (this color)
#5887C8
oklch(61.8% 0.112 256.7)
-
Step 600
600
#4174B9
oklch(55.6% 0.121 256.5)
-
Step 700
700
#33619F
oklch(49.1% 0.112 256.5)
-
Step 800
800
#2B4F81
oklch(42.6% 0.093 257)
-
Step 900
900
#274268
oklch(37.7% 0.073 257.1)
-
Step 950
950
#17273D
oklch(27% 0.047 256.6)
#5887C8 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) | #6D8BCB | 0.028 |
| Deuteranopia (no green cones) | #5E80C7 | 0.019 |
| Tritanopia (no blue cones) | #02969E | 0.100 |
| Achromatopsia (no color) | #858585 | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5887C8
#5887C8
oklch(61.8% 0.112 256.7)
- #AB7C2B
#AB7C2B
oklch(61.9% 0.111 77.2)
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 #5887C8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Blue #4984B8 ΔE 0.031
- Faded Blue #658CBB ΔE 0.031
- Steel Blue #4682B4 ΔE 0.038
- Off Blue #5684AE ΔE 0.040
- Dusty Blue #5A86AD ΔE 0.041
- Dark Sky Blue #448EE4 ΔE 0.044
- Water Blue #0E87CC ΔE 0.046
- Soft Blue #6488EA ΔE 0.054
Use #5887C8 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.