#59779B
Closest named color: Stormy Blue (#507B9C). oklch(56.1% 0.066 253.4), rgb(89, 119, 155).
Aa
White text reads best on this color (4.62:1).
About this color
#59779B is a medium-dark, muted blue. In OKLCH its lightness is 56%, its chroma 0.066 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Stormy Blue (#507B9C), ΔE 0.014 away. White text reads best on it, at 4.62:1.
| Hue family | Blues |
| Lightness | medium-dark (56%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Stormy Blue (#507B9C) |
| Black text | 4.53:1 |
| White text | 4.62:1 |
Values
| HEX | #59779B |
| RGB | rgb(89, 119, 155) |
| HSL | hsl(213, 27%, 48%) |
| OKLCH | oklch(56.1% 0.066 253.4) |
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 #59779B | 4.62:1 | AA | Lc -77.6 | Fine for body text |
| Black text on #59779B | 4.53:1 | AA | Lc 32.0 | Non-text elements, placeholder text |
| #59779B text on white | 4.62:1 | AA | Lc 72.1 | Content text, not long reading |
| #59779B text on black | 4.53:1 | AA | Lc -29.6 | Dividers and decoration only |
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 600.
-
Step 50
50
#F4F6F8
oklch(97.2% 0.003 247.9)
-
Step 100
100
#E6EAF0
oklch(93.6% 0.009 258.3)
-
Step 200
200
#D2DAE4
oklch(88.5% 0.016 253.9)
-
Step 300
300
#B4C2D4
oklch(80.9% 0.03 254.7)
-
Step 400
400
#8CA3BE
oklch(70.7% 0.047 252.6)
-
Step 500
500
#708CAE
oklch(63.1% 0.061 253.6)
-
Step 600
600 (this color)
#59779B
oklch(56.1% 0.066 253.4)
-
Step 700
700
#486383
oklch(49.2% 0.061 253.2)
-
Step 800
800
#3B516B
oklch(42.8% 0.051 253.1)
-
Step 900
900
#334356
oklch(37.7% 0.039 253.1)
-
Step 950
950
#1E2733
oklch(27% 0.026 255.7)
#59779B 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) | #69789D | 0.022 |
| Deuteranopia (no green cones) | #61729A | 0.016 |
| Tritanopia (no blue cones) | #417F83 | 0.058 |
| Achromatopsia (no color) | #757575 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #59779B
#59779B
oklch(56.1% 0.066 253.4)
- #8C6F48
#8C6F48
oklch(56.1% 0.066 74)
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 #59779B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Stormy Blue #507B9C ΔE 0.014
- Dull Blue #49759C ΔE 0.020
- Cerulean #457B9D ΔE 0.023
- Metallic Blue #4F738E ΔE 0.026
- Grey Blue #647D8E ΔE 0.034
- Muted Blue #3B719F ΔE 0.040
- Flat Blue #3C73A8 ΔE 0.041
- Off Blue #5684AE ΔE 0.041
Use #59779B 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.