#5997D2
Closest named color: Faded Blue (#658CBB). oklch(65.9% 0.109 248.7), rgb(89, 151, 210).
Aa
Black text reads best on this color (6.78:1).
About this color
#5997D2 is a medium-light, moderately saturated blue. In OKLCH its lightness is 66%, its chroma 0.109 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.040 away. Black text reads best on it, at 6.78:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.109) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.78:1 |
| White text | 3.09:1 |
Values
| HEX | #5997D2 |
| RGB | rgb(89, 151, 210) |
| HSL | hsl(209, 57%, 59%) |
| OKLCH | oklch(65.9% 0.109 248.7) |
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 #5997D2 | 3.09:1 | AA large text | Lc -63.1 | Content text, not long reading |
| Black text on #5997D2 | 6.78:1 | AA | Lc 46.3 | Large or bold text, headings |
| #5997D2 text on white | 3.09:1 | AA large text | Lc 57.8 | Large or bold text, headings |
| #5997D2 text on black | 6.78:1 | AA | Lc -44.0 | 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 500.
-
Step 50
50
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF4
oklch(93.6% 0.016 248)
-
Step 200
200
#CBDBEC
oklch(88.5% 0.029 249.8)
-
Step 300
300
#A6C4E2
oklch(80.8% 0.054 248.5)
-
Step 400
400
#76A5D4
oklch(70.6% 0.086 249.1)
-
Step 500
500 (this color)
#5997D2
oklch(65.9% 0.109 248.7)
-
Step 600
600
#3277B5
oklch(55.5% 0.119 248.8)
-
Step 700
700
#24649C
oklch(49.1% 0.111 248.7)
-
Step 800
800
#20527F
oklch(42.8% 0.092 248.8)
-
Step 900
900
#204466
oklch(37.7% 0.072 249.1)
-
Step 950
950
#14283C
oklch(27.1% 0.046 249.9)
#5997D2 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) | #7E99D5 | 0.042 |
| Deuteranopia (no green cones) | #6E8DD1 | 0.033 |
| Tritanopia (no blue cones) | #00A5AC | 0.091 |
| Achromatopsia (no color) | #929292 | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5997D2
#5997D2
oklch(65.9% 0.109 248.7)
- #BE8541
#BE8541
oklch(66.1% 0.11 68.6)
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 #5997D2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.040
- Cornflower Blue #6495ED ΔE 0.045
- Dark Sky Blue #448EE4 ΔE 0.045
- Chefchaouen Blue #4895EF ΔE 0.047
- Soft Blue #6488EA ΔE 0.061
- Cool Blue #4984B8 ΔE 0.064
- Dusty Blue #5A86AD ΔE 0.065
- Silver Lake Blue #778DA9 ΔE 0.065
Use #5997D2 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.