#5994DB
Closest named color: Cornflower Blue (#6495ED). oklch(65.7% 0.123 254), rgb(89, 148, 219).
Aa
Black text reads best on this color (6.68:1).
About this color
#5994DB is a medium-light, moderately saturated blue. In OKLCH its lightness is 66%, its chroma 0.123 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.030 away. Black text reads best on it, at 6.68:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.123) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 6.68:1 |
| White text | 3.14:1 |
Values
| HEX | #5994DB |
| RGB | rgb(89, 148, 219) |
| HSL | hsl(213, 64%, 60%) |
| OKLCH | oklch(65.7% 0.123 254) |
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 #5994DB | 3.14:1 | AA large text | Lc -63.7 | Content text, not long reading |
| Black text on #5994DB | 6.68:1 | AA | Lc 45.8 | Large or bold text, headings |
| #5994DB text on white | 3.14:1 | AA large text | Lc 58.3 | Large or bold text, headings |
| #5994DB text on black | 6.68:1 | AA | Lc -43.4 | 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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E2EBF6
oklch(93.7% 0.018 253.3)
-
Step 200
200
#CADBEF
oklch(88.5% 0.033 252.5)
-
Step 300
300
#A6C3E8
oklch(80.8% 0.061 254.7)
-
Step 400
400
#76A4DC
oklch(70.8% 0.096 253.9)
-
Step 500
500 (this color)
#5994DB
oklch(65.7% 0.123 254)
-
Step 600
600
#3474BF
oklch(55.5% 0.134 254.3)
-
Step 700
700
#2661A5
oklch(49% 0.125 254.3)
-
Step 800
800
#215086
oklch(42.8% 0.103 253.9)
-
Step 900
900
#20436B
oklch(37.8% 0.08 253.3)
-
Step 950
950
#14273F
oklch(27% 0.052 255)
#5994DB 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) | #7698DE | 0.035 |
| Deuteranopia (no green cones) | #658CDA | 0.023 |
| Tritanopia (no blue cones) | #00A4AD | 0.104 |
| Achromatopsia (no color) | #919191 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5994DB
#5994DB
oklch(65.7% 0.123 254)
- #BE852B
#BE852B
oklch(65.9% 0.123 74.2)
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 #5994DB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.030
- Dark Sky Blue #448EE4 ΔE 0.031
- Chefchaouen Blue #4895EF ΔE 0.032
- Soft Blue #6488EA ΔE 0.044
- Faded Blue #658CBB ΔE 0.048
- Water Blue #0E87CC ΔE 0.067
- Cool Blue #4984B8 ΔE 0.067
- Dodger Blue #1E90FF ΔE 0.067
Use #5994DB 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.