#5699B2
Closest named color: Cadet Blue (#5F9EA0). oklch(64.8% 0.078 224.3), rgb(86, 153, 178).
Aa
Black text reads best on this color (6.59:1).
About this color
#5699B2 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 65%, its chroma 0.078 and its hue 224°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.036 away. Black text reads best on it, at 6.59:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 6.59:1 |
| White text | 3.18:1 |
Values
| HEX | #5699B2 |
| RGB | rgb(86, 153, 178) |
| HSL | hsl(196, 37%, 52%) |
| OKLCH | oklch(64.8% 0.078 224.3) |
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 #5699B2 | 3.18:1 | AA large text | Lc -64.3 | Content text, not long reading |
| Black text on #5699B2 | 6.59:1 | AA | Lc 45.2 | Large or bold text, headings |
| #5699B2 text on white | 3.18:1 | AA large text | Lc 58.9 | Large or bold text, headings |
| #5699B2 text on black | 6.59:1 | AA | Lc -42.9 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECEF
oklch(93.6% 0.011 217.5)
-
Step 200
200
#CBDCE4
oklch(88.4% 0.021 227.6)
-
Step 300
300
#A7C6D3
oklch(80.8% 0.038 225.1)
-
Step 400
400
#77A9BD
oklch(70.7% 0.06 224.8)
-
Step 500
500 (this color)
#5699B2
oklch(64.8% 0.078 224.3)
-
Step 600
600
#317E98
oklch(55.7% 0.084 223.9)
-
Step 700
700
#236A82
oklch(49.1% 0.078 224.5)
-
Step 800
800
#1F5669
oklch(42.6% 0.065 224.4)
-
Step 900
900
#204756
oklch(37.6% 0.051 225.8)
-
Step 950
950
#142A32
oklch(27.1% 0.032 223.6)
#5699B2 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) | #8B96B3 | 0.061 |
| Deuteranopia (no green cones) | #7D8CB2 | 0.054 |
| Tritanopia (no blue cones) | #1EA1A1 | 0.053 |
| Achromatopsia (no color) | #909090 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5699B2
#5699B2
oklch(64.8% 0.078 224.3)
- #B78067
#B78067
oklch(64.9% 0.078 45.3)
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 #5699B2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.036
- Blue Grey #758DA3 ΔE 0.044
- Greyblue #77A1B5 ΔE 0.044
- Silver Lake Blue #778DA9 ΔE 0.045
- Faded Blue #658CBB ΔE 0.045
- Dusty Blue #5A86AD ΔE 0.053
- Sea #3C9992 ΔE 0.057
- Light Slate Gray #778899 ΔE 0.058
Use #5699B2 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.